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Vulnerability Instance

Lookup for vulnerabilities affecting packages.

Vulnerability_idVCID-hx7z-escx-guax
Summary
Insufficient Session Expiration and TOCTOU Race Condition in OPC FOundation UA .Net Standard
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.
Aliases
0
alias CVE-2020-8867
1
alias GHSA-9q94-v7ch-mxqw
Fixed_packages
0
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.359.31
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.359.31
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-53xw-2jd2-pugg
1
vulnerability VCID-9sgb-7afy-dbgm
2
vulnerability VCID-a85p-s3vr-w3ht
3
vulnerability VCID-c3w3-gqx4-67cd
4
vulnerability VCID-df2w-9vh6-4feu
5
vulnerability VCID-pmtm-p8gm-xkcp
6
vulnerability VCID-wbtc-7rp8-1qbq
7
vulnerability VCID-x8yt-gmev-vqgb
8
vulnerability VCID-yfz2-kug9-hkcy
9
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.4.359.31
Affected_packages
0
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.0
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-644h-mdcn-1qau
3
vulnerability VCID-6nd4-b64f-9kbe
4
vulnerability VCID-9sgb-7afy-dbgm
5
vulnerability VCID-a85p-s3vr-w3ht
6
vulnerability VCID-c3w3-gqx4-67cd
7
vulnerability VCID-df2w-9vh6-4feu
8
vulnerability VCID-e415-z3cf-ekfm
9
vulnerability VCID-hx7z-escx-guax
10
vulnerability VCID-pmtm-p8gm-xkcp
11
vulnerability VCID-wbtc-7rp8-1qbq
12
vulnerability VCID-x8yt-gmev-vqgb
13
vulnerability VCID-yfz2-kug9-hkcy
14
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.0
1
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.1
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-644h-mdcn-1qau
3
vulnerability VCID-6nd4-b64f-9kbe
4
vulnerability VCID-9sgb-7afy-dbgm
5
vulnerability VCID-a85p-s3vr-w3ht
6
vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
8
vulnerability VCID-e415-z3cf-ekfm
9
vulnerability VCID-hx7z-escx-guax
10
vulnerability VCID-pmtm-p8gm-xkcp
11
vulnerability VCID-wbtc-7rp8-1qbq
12
vulnerability VCID-x8yt-gmev-vqgb
13
vulnerability VCID-yfz2-kug9-hkcy
14
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.1
2
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.3
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.3
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-644h-mdcn-1qau
3
vulnerability VCID-6nd4-b64f-9kbe
4
vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
7
vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
10
vulnerability VCID-pmtm-p8gm-xkcp
11
vulnerability VCID-wbtc-7rp8-1qbq
12
vulnerability VCID-x8yt-gmev-vqgb
13
vulnerability VCID-yfz2-kug9-hkcy
14
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.3
3
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.4
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.4
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-644h-mdcn-1qau
3
vulnerability VCID-6nd4-b64f-9kbe
4
vulnerability VCID-9sgb-7afy-dbgm
5
vulnerability VCID-a85p-s3vr-w3ht
6
vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
13
vulnerability VCID-yfz2-kug9-hkcy
14
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.4
4
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.5
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.5
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-644h-mdcn-1qau
3
vulnerability VCID-6nd4-b64f-9kbe
4
vulnerability VCID-9sgb-7afy-dbgm
5
vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
14
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@0.4.5
5
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.348
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.348
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-6nd4-b64f-9kbe
3
vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
13
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.348
6
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.349
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.349
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-6nd4-b64f-9kbe
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vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.349
7
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
1
vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-6nd4-b64f-9kbe
3
vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
13
vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350
8
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.1
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-2bp3-w8u8-7fe4
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vulnerability VCID-53xw-2jd2-pugg
2
vulnerability VCID-6nd4-b64f-9kbe
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vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-c3w3-gqx4-67cd
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.1
9
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.3
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.3
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-2bp3-w8u8-7fe4
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vulnerability VCID-53xw-2jd2-pugg
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vulnerability VCID-6nd4-b64f-9kbe
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vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.3
10
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.4
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.4
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-2bp3-w8u8-7fe4
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vulnerability VCID-53xw-2jd2-pugg
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vulnerability VCID-6nd4-b64f-9kbe
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vulnerability VCID-9sgb-7afy-dbgm
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vulnerability VCID-a85p-s3vr-w3ht
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.4
11
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.5
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.5
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-2bp3-w8u8-7fe4
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vulnerability VCID-53xw-2jd2-pugg
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vulnerability VCID-6nd4-b64f-9kbe
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.5
12
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.6
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.6
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.350.6
13
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.351.7
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.351.7
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-2bp3-w8u8-7fe4
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.351.7
14
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.9
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.9
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.9
15
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.10
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.10
is_vulnerable true
affected_by_vulnerabilities
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vulnerability VCID-df2w-9vh6-4feu
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vulnerability VCID-e415-z3cf-ekfm
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vulnerability VCID-hx7z-escx-guax
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vulnerability VCID-pmtm-p8gm-xkcp
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vulnerability VCID-wbtc-7rp8-1qbq
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vulnerability VCID-x8yt-gmev-vqgb
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vulnerability VCID-yfz2-kug9-hkcy
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vulnerability VCID-yvwx-dkjv-5uag
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.10
16
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.11
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua@1.3.352.11
is_vulnerable true
affected_by_vulnerabilities
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References
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scoring_elements
url https://github.com/advisories/GHSA-9q94-v7ch-mxqw
Weaknesses
0
cwe_id 367
name Time-of-check Time-of-use (TOCTOU) Race Condition
description The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.
1
cwe_id 613
name Insufficient Session Expiration
description According to WASC, Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization.
2
cwe_id 1035
name OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017.
3
cwe_id 937
name OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013.
Exploits
Severity_range_score4.0 - 7.5
Exploitability0.5
Weighted_severity6.8
Risk_score3.4
Resource_urlhttp://public2.vulnerablecode.io/vulnerabilities/VCID-hx7z-escx-guax