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Lookup for vulnerable packages by Package URL.

Purlpkg:deb/debian/undertow@2.2.4-1?distro=sid
Typedeb
Namespacedebian
Nameundertow
Version2.2.4-1
Qualifiers
distro sid
Subpath
Is_vulnerablefalse
Next_non_vulnerable_version2.2.10-1
Latest_non_vulnerable_version2.3.20-1
Affected_by_vulnerabilities
Fixing_vulnerabilities
0
url VCID-beaj-uk9m-17be
vulnerability_id VCID-beaj-uk9m-17be
summary 
Denial of service in Undertow
A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-27782.json
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-27782.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2020-27782
reference_id
reference_type
scores
0
value 0.00182
scoring_system epss
scoring_elements 0.39815
published_at 2026-04-21T12:55:00Z
1
value 0.00182
scoring_system epss
scoring_elements 0.399
published_at 2026-04-02T12:55:00Z
2
value 0.00182
scoring_system epss
scoring_elements 0.39928
published_at 2026-04-11T12:55:00Z
3
value 0.00182
scoring_system epss
scoring_elements 0.3985
published_at 2026-04-07T12:55:00Z
4
value 0.00182
scoring_system epss
scoring_elements 0.39905
published_at 2026-04-08T12:55:00Z
5
value 0.00182
scoring_system epss
scoring_elements 0.39918
published_at 2026-04-09T12:55:00Z
6
value 0.00182
scoring_system epss
scoring_elements 0.39893
published_at 2026-04-12T12:55:00Z
7
value 0.00182
scoring_system epss
scoring_elements 0.39873
published_at 2026-04-13T12:55:00Z
8
value 0.00182
scoring_system epss
scoring_elements 0.39924
published_at 2026-04-16T12:55:00Z
9
value 0.00182
scoring_system epss
scoring_elements 0.39895
published_at 2026-04-18T12:55:00Z
10
value 0.00182
scoring_system epss
scoring_elements 0.39751
published_at 2026-04-01T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2020-27782
2
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=1901304
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://bugzilla.redhat.com/show_bug.cgi?id=1901304
3
reference_url https://github.com/undertow-io/undertow/pull/997/commits/98a9ab7f2d7fe7a7254eaf17d47816c452169c90
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/undertow-io/undertow/pull/997/commits/98a9ab7f2d7fe7a7254eaf17d47816c452169c90
4
reference_url https://issues.redhat.com/browse/UNDERTOW-1813
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://issues.redhat.com/browse/UNDERTOW-1813
5
reference_url https://nvd.nist.gov/vuln/detail/CVE-2020-27782
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-2020-27782
6
reference_url https://github.com/advisories/GHSA-rhcw-wjcm-9h6g
reference_id GHSA-rhcw-wjcm-9h6g
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-rhcw-wjcm-9h6g
7
reference_url https://access.redhat.com/errata/RHSA-2021:0246
reference_id RHSA-2021:0246
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0246
8
reference_url https://access.redhat.com/errata/RHSA-2021:0247
reference_id RHSA-2021:0247
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0247
9
reference_url https://access.redhat.com/errata/RHSA-2021:0248
reference_id RHSA-2021:0248
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0248
10
reference_url https://access.redhat.com/errata/RHSA-2021:0250
reference_id RHSA-2021:0250
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0250
11
reference_url https://access.redhat.com/errata/RHSA-2021:0295
reference_id RHSA-2021:0295
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0295
12
reference_url https://access.redhat.com/errata/RHSA-2021:0327
reference_id RHSA-2021:0327
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:0327
13
reference_url https://access.redhat.com/errata/RHSA-2021:3205
reference_id RHSA-2021:3205
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:3205
14
reference_url https://access.redhat.com/errata/RHSA-2021:3207
reference_id RHSA-2021:3207
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:3207
15
reference_url https://access.redhat.com/errata/RHSA-2021:3425
reference_id RHSA-2021:3425
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:3425
16
reference_url https://access.redhat.com/errata/RHSA-2021:5134
reference_id RHSA-2021:5134
reference_type
scores
url https://access.redhat.com/errata/RHSA-2021:5134
fixed_packages
0
url pkg:deb/debian/undertow@2.2.4-1?distro=sid
purl pkg:deb/debian/undertow@2.2.4-1?distro=sid
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/undertow@2.2.4-1%3Fdistro=sid
1
url pkg:deb/debian/undertow@2.3.20-1?distro=sid
purl pkg:deb/debian/undertow@2.3.20-1?distro=sid
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/undertow@2.3.20-1%3Fdistro=sid
aliases CVE-2020-27782, GHSA-rhcw-wjcm-9h6g
risk_score 4.0
exploitability 0.5
weighted_severity 8.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-beaj-uk9m-17be
Risk_scorenull
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:deb/debian/undertow@2.2.4-1%3Fdistro=sid