CVE-2025-67901

MEDIUM EPSS 15.4%
Published Dec 15, 20256mo ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Dec 15, 2025 6mo ago
Last Modified Jun 17, 2026 2w ago

Description

openrsync through 0.5.0, as used in OpenBSD through 7.8 and on other platforms, allows a client to cause a server SIGSEGV by specifying a length of zero for block data, because the relationship between p->rem and p->len is not checked.

CVSS Details

Base Score
5.3
Exploitability
1.6
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
15.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1284

References 2

  • github.com https://github.com/kristapsdz/openrsync/issues/34
  • github.com https://github.com/openbsd/src/blob/60b9c3dff1abf933e85e3c4d96b54201ee947513/usr.bin/rsync/blocks.c#L480-L481

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.