CVE-2024-12084
rsync - security update
9.8
CRITICAL
CVSS 3.1
EPSS 4.9%
Description
A heap-based buffer overflow flaw was found in the rsync daemon. This issue is due to improper handling of attacker-controlled checksum lengths (s2length) in the code. When MAX_DIGEST_LEN exceeds the fixed SUM_LENGTH (16 bytes), an attacker can write out of bounds in the sum2 buffer.
How to fix CVE-2024-12084
To remediate CVE-2024-12084, upgrade the affected package to a fixed version below.
- —upgrade to 3.4.0-r0 or later
- —upgrade to 3.2.7-1+deb12u1 or later
- —upgrade to 3.2.7-1+deb12u1 or later
Is CVE-2024-12084 being exploited?
Low — EPSS is 4.9%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 3.4.0-r0
- from 0, < 3.2.7-1+deb12u1
- from 0, < 3.2.7-1+deb12u1
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 |