CVE-2023-29197
Improper header name validation in guzzlehttp/psr7
02 Description
Improper header name validation in guzzlehttp/psr7
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 68.5% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-04-17 21:08Z3 YR AGO
- Last updated
- 2025-02-13 16:49Z1 YR AGO
- Reserved
- 2023-04-03
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-436Interpretation ConflictClass
- Data version
- 5.1
- Document digest
- 136c7d64351455c249dc85bdd5e52e2653a9d48fd89fdcc20b52629305acd8db
05 Affected products
06 References
- github.comhttps://github.com/guzzle/psr7/security/advisories/GHSA-wxmh-65f7-jcvw
- github.comhttps://github.com/guzzle/psr7/security/advisories/GHSA-q7rv-6hp3-vh96
- cve.mitre.orghttps://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-24775
- www.rfc-editor.orghttps://www.rfc-editor.org/rfc/rfc7230#section-3.2.4
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O35UN4IK6VS2LXSRWUDFWY7NI73RKY2U/
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FJANWDXJZE5BGLN4MQ4FEHV5LJ6CMKQF/
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/12/msg00028.html
07 Fixed in
Debian 12
- php-guzzlehttp-psr7 Fixed in 2.4.5-1
- php-nyholm-psr7 Fixed in 1.5.1-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- php-guzzlehttp-psr7 Fixed in 2.4.5-1
- php-nyholm-psr7 Fixed in 1.5.1-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- php-guzzlehttp-psr7 Fixed in 2.4.5-1
- php-nyholm-psr7 Fixed in 1.5.1-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- php-guzzlehttp-psr7 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- php-guzzlehttp-psr7 Fixed in 1.4.2-0.1+deb10u2build0.20.04.1
- php-nyholm-psr7 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 22.04 LTS
- php-guzzlehttp-psr7 Fixed in 1.8.3-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
- php-nyholm-psr7 Fixed in 1.5.0-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.