CVE-2023-46234
browserify-sign: upper bound check issue in dsaVerify leads to a signature forgery attack
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 26, 2023
Updated · October 23, 2026
Description
A flaw was found in browserify-sign node package. This issue may allow a malicious user to execute a signature forgery attack by not correctly checking cryptographic signatures for DSA data, resulting in a jeopardized environment.
Statement
An attacker could impact the integrity of a server when handling unknown input due to the lack of DSA verification, for example, pretending to be a legitimate user, gaining unauthorized access. Therefore, the impact for this vulnerability is important.
Red Hat Fuse 7 uses browserify-sign as a transitive development dependency, hence the Low impact.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No current mitigation is yet available for this flaw.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE-347 · Improper Verification of Cryptographic Signature