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Package Instance

Lookup for vulnerable packages by Package URL.

Purlpkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.60
Typenuget
Namespace
NameOPCFoundation.NetStandard.Opc.Ua.Server
Version1.4.371.60
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version1.4.371.86
Latest_non_vulnerable_version1.4.371.86
Affected_by_vulnerabilities
0
url VCID-eckc-sv2r-uygz
vulnerability_id VCID-eckc-sv2r-uygz
summary 
Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server
This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows
remote attackers to send malicious requests that consume all memory available to the server. https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2023-27321
reference_id
reference_type
scores
0
value 0.01308
scoring_system epss
scoring_elements 0.79761
published_at 2026-04-04T12:55:00Z
1
value 0.01308
scoring_system epss
scoring_elements 0.79849
published_at 2026-04-26T12:55:00Z
2
value 0.01308
scoring_system epss
scoring_elements 0.79842
published_at 2026-04-24T12:55:00Z
3
value 0.01308
scoring_system epss
scoring_elements 0.79813
published_at 2026-04-21T12:55:00Z
4
value 0.01308
scoring_system epss
scoring_elements 0.7981
published_at 2026-04-18T12:55:00Z
5
value 0.01308
scoring_system epss
scoring_elements 0.79808
published_at 2026-04-16T12:55:00Z
6
value 0.01308
scoring_system epss
scoring_elements 0.79805
published_at 2026-04-11T12:55:00Z
7
value 0.01308
scoring_system epss
scoring_elements 0.79739
published_at 2026-04-02T12:55:00Z
8
value 0.01308
scoring_system epss
scoring_elements 0.79782
published_at 2026-04-09T12:55:00Z
9
value 0.01308
scoring_system epss
scoring_elements 0.79776
published_at 2026-04-08T12:55:00Z
10
value 0.01308
scoring_system epss
scoring_elements 0.79747
published_at 2026-04-07T12:55:00Z
11
value 0.01308
scoring_system epss
scoring_elements 0.79781
published_at 2026-04-13T12:55:00Z
12
value 0.01308
scoring_system epss
scoring_elements 0.79789
published_at 2026-04-12T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2023-27321
1
reference_url https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2
value HIGH
scoring_system generic_textual
scoring_elements
3
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-05-08T15:27:13Z/
url https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf
2
reference_url https://github.com/OPCFoundation/UA-.NETStandard
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/OPCFoundation/UA-.NETStandard
3
reference_url https://nvd.nist.gov/vuln/detail/CVE-2023-27321
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2023-27321
4
reference_url https://www.zerodayinitiative.com/advisories/ZDI-23-548
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://www.zerodayinitiative.com/advisories/ZDI-23-548
5
reference_url https://github.com/advisories/GHSA-vpf7-r2fv-75m9
reference_id GHSA-vpf7-r2fv-75m9
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-vpf7-r2fv-75m9
6
reference_url https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9
reference_id GHSA-vpf7-r2fv-75m9
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
2
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9
7
reference_url https://www.zerodayinitiative.com/advisories/ZDI-23-548/
reference_id ZDI-23-548
reference_type
scores
0
value 7.5
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-05-08T15:27:13Z/
url https://www.zerodayinitiative.com/advisories/ZDI-23-548/
fixed_packages
0
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
aliases CVE-2023-27321, GHSA-vpf7-r2fv-75m9
risk_score 4.0
exploitability 0.5
weighted_severity 8.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-eckc-sv2r-uygz
1
url VCID-wbtc-7rp8-1qbq
vulnerability_id VCID-wbtc-7rp8-1qbq
summary 
Exposure of Sensitive Information in OPC UA .NET Standard Reference Server
This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows
remote attackers to send malicious requests that expose sensitive information.

https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-31048.pdf
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2023-31048
reference_id
reference_type
scores
0
value 0.00407
scoring_system epss
scoring_elements 0.61088
published_at 2026-04-04T12:55:00Z
1
value 0.00407
scoring_system epss
scoring_elements 0.61139
published_at 2026-04-11T12:55:00Z
2
value 0.00407
scoring_system epss
scoring_elements 0.61118
published_at 2026-04-09T12:55:00Z
3
value 0.00407
scoring_system epss
scoring_elements 0.6106
published_at 2026-04-02T12:55:00Z
4
value 0.00407
scoring_system epss
scoring_elements 0.61102
published_at 2026-04-08T12:55:00Z
5
value 0.00407
scoring_system epss
scoring_elements 0.61054
published_at 2026-04-07T12:55:00Z
6
value 0.00407
scoring_system epss
scoring_elements 0.61136
published_at 2026-04-26T12:55:00Z
7
value 0.00407
scoring_system epss
scoring_elements 0.61123
published_at 2026-04-24T12:55:00Z
8
value 0.00407
scoring_system epss
scoring_elements 0.61135
published_at 2026-04-21T12:55:00Z
9
value 0.00407
scoring_system epss
scoring_elements 0.61153
published_at 2026-04-18T12:55:00Z
10
value 0.00407
scoring_system epss
scoring_elements 0.61148
published_at 2026-04-16T12:55:00Z
11
value 0.00407
scoring_system epss
scoring_elements 0.61106
published_at 2026-04-13T12:55:00Z
12
value 0.00407
scoring_system epss
scoring_elements 0.61125
published_at 2026-04-12T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2023-31048
1
reference_url https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-31048.pdf
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
2
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-02-06T16:41:59Z/
url https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-31048.pdf
2
reference_url https://github.com/OPCFoundation/UA-.NETStandard
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/OPCFoundation/UA-.NETStandard
3
reference_url https://github.com/OPCFoundation/UA-.NETStandard/releases
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
2
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-02-06T16:41:59Z/
url https://github.com/OPCFoundation/UA-.NETStandard/releases
4
reference_url https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.371.86
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
2
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-02-06T16:41:59Z/
url https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.371.86
5
reference_url https://nvd.nist.gov/vuln/detail/CVE-2023-31048
reference_id CVE-2023-31048
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2023-31048
6
reference_url https://github.com/advisories/GHSA-4cvp-hr63-822j
reference_id GHSA-4cvp-hr63-822j
reference_type
scores
0
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-4cvp-hr63-822j
7
reference_url https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-4cvp-hr63-822j
reference_id GHSA-4cvp-hr63-822j
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
1
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-4cvp-hr63-822j
fixed_packages
0
url pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
purl pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.86
aliases CVE-2023-31048, GHSA-4cvp-hr63-822j
risk_score 3.1
exploitability 0.5
weighted_severity 6.2
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-wbtc-7rp8-1qbq
Fixing_vulnerabilities
Risk_score4.0
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:nuget/OPCFoundation.NetStandard.Opc.Ua.Server@1.4.371.60