CVE-2024-25714: 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…

PriorityP345critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

EPSS

0.81%

53.5th percentile

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.)

Affected

5 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	debian_linux	—	—
debian	rhonabwy	< rhonabwy 1.1.13-2 (trixie)	rhonabwy 1.1.13-2 (trixie)
rhonabwy_project	rhonabwy	<= 1.1.3	—
rhonabwy_project	rhonabwy	>= 0 < 1.1.13-2	1.1.13-2

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

osv9.8CRITICAL

vendor_debian9.8CRITICAL

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