Integer overflow in Redis
CVE-2023-25155
Redis is an in-memory database that persists on disk. Authenticated users issuing specially crafted `SRANDMEMBER`, `ZRANDMEMBER`, and `HRANDFIELD` commands can trigger an integer overflow, resulting in a runtime assertion and termination of the Redis server process. This problem affects all Redis versions. Patches were released in Redis version(s) 6.0.18, 6.2.11 and 7.0.9.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Redis — versions < 6.0.18, >= 7.0.0, < 7.0.9, >= 6.2.0, < 6.2.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/redis/redis/security/advisories/GHSA-x2r7-j9vw-3w83 (Vendor Advisory)
- github.com/redis/redis/commit/2a2a582e7cd99ba3b531336b8bd41df2b566e619 (Patch)
- github.com/redis/redis/releases/tag/6.0.18 (Release Notes)
- github.com/redis/redis/releases/tag/6.2.11 (Release Notes)
- github.com/redis/redis/releases/tag/7.0.9 (Release Notes)
Frequently asked questions
- What is CVE-2023-25155?
- CVE-2023-25155 is a medium-severity vulnerability in Redis, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2023-03-02.
- How severe is CVE-2023-25155?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-25155 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.