CVE-2023-46234
browserify-sign vulnerable via an upper bound check issue in `dsaVerify` that leads to a signature forgery attack
02 Description
browserify-sign vulnerable via an upper bound check issue in `dsaVerify` that leads to a signature forgery attack
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
- 0.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 46.6% 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
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
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
- 2023-10-26 14:31Z3 YR AGO
- Last updated
- 2025-02-13 17:14Z1 YR AGO
- Reserved
- 2023-10-19
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-347Improper Verification of Cryptographic SignatureBase
- Data version
- 5.1
- Document digest
- eb0b5f57de93071f063309efa1cf48d722ba935336c8605c0d9044508d7df96a
05 Affected products
06 References
- github.comhttps://github.com/browserify/browserify-sign/security/advisories/GHSA-x9w5-v3q2-3rhw
- github.comhttps://github.com/browserify/browserify-sign/commit/85994cd6348b50f2fd1b73c54e20881416f44a30
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/10/msg00040.html
- www.debian.orghttps://www.debian.org/security/2023/dsa-5539
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6PVVPNSAGSDS63HQ74PJ7MZ3MU5IYNVZ/
- lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3HUE6ZR5SL73KHL7XUPAOEL6SB7HUDT2/
07 Fixed in
Debian 12
- node-browserify-sign Fixed in 4.2.1-3+deb12u1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- node-browserify-sign Fixed in 4.2.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- node-browserify-sign Fixed in 4.2.2-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- node-browserify-sign Fixed in 4.0.4-2ubuntu0.20.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- node-browserify-sign Fixed in 4.2.1-2ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- node-browserify-sign Fixed in 4.0.4-2ubuntu0.18.04.1~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.