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CRITICAL · 9.8

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 the first difference is spotted in the t...

Vulnerability 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.)

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Rhonabwy ProjectRhonabwy<= 1.1.3
DebianDebian Linux11.0

Related Weaknesses (CWE)

CWE-1255CWE-203

References

FAQ

What is CVE-2024-25714?

CVE-2024-25714 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 t...

How severe is CVE-2024-25714?

CVE-2024-25714 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2024-25714?

Check the references section above for vendor advisories and patch information. Affected products include: Rhonabwy Project Rhonabwy, Debian Debian Linux.