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CVE-2025-27151: redis-check-aof may lead to stack overflow and potential RCE

4.7 CVSS

Description

Redis is an open source, in-memory database that persists on disk. In versions starting from 7.0.0 to before 8.0.2, a stack-based buffer overflow exists in redis-check-aof due to the use of memcpy with strlen(filepath) when copying a user-supplied file path into a fixed-size stack buffer. This allows an attacker to overflow the stack and potentially achieve code execution. This issue has been patched in version 8.0.2.

Classification

CVE ID: CVE-2025-27151

CVSS Base Severity: MEDIUM

CVSS Base Score: 4.7

CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types

CWE-20: Improper Input Validation CWE-121: Stack-based Buffer Overflow

Affected Products

Vendor: redis

Product: redis

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 0.75% (scored less or equal to compared to others)

EPSS Date: 2025-06-17 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-27151
https://github.com/redis/redis/security/advisories/GHSA-5453-q98w-cmvm
https://github.com/redis/redis/commit/643b5db235cb82508e72f11c7b4bbfc7dc39be56
https://github.com/redis/redis/releases/tag/8.0.2

Timeline