CVE-2024-25714
9.8
CRITICAL
CVSS 3.1
EPSS 0.81%
Description
In Rhonabwy through 1.1.13, HMAC signature verification uses a strcmp function that is vulnerable to side-channel attacks, because it stops the comparison when the first difference is spotted in the two signatures. (The fix uses gnutls_memcmp, which has constant-time execution.)
How to fix CVE-2024-25714
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/rhonabwy—no fix listed
Is CVE-2024-25714 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |