CVEvulnerability

CVE-2026-78002

7.5 HIGH Published 2026-08-27 Modified 2026-10-30 Official page ↗
Status
Awaiting Analysis
Published
2026-08-27
Last modified
2026-10-30
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-131

Description

A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript `replace()` function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory corruption. Successful exploitation can lead to a denial of service (DoS) for the affected system.

Related

Weakness · CWE (1)

  • CWE-131 Incorrect Calculation of Buffer Size weakness

References