Integer overflow in Redis
CVE-2023-22458
Redis is an in-memory database that persists on disk. Authenticated users can issue a `HRANDFIELD` or `ZRANDMEMBER` command with specially crafted arguments to trigger a denial-of-service by crashing Redis with an assertion failure. This p…
Vulnerability class: Integer Overflow
EPSS: 0.512 (97.9th percentile) — read the EPSS interpretation.
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.
Affected products
- Redis — versions >= 6.2, < 6.2.9, >= 7.0, < 7.0.8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/redis/redis/security/advisories/GHSA-r8w2-2m53-gprj (x_refsource_CONFIRM)
- https://github.com/redis/redis/commit/16f408b1a0121cacd44cbf8aee275d69dc627f02 (x_refsource_MISC)
- https://github.com/redis/redis/releases/tag/6.2.9 (x_refsource_MISC)
- https://github.com/redis/redis/releases/tag/7.0.8 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-22458?
- CVE-2023-22458 is a medium-severity vulnerability in Redis, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2023-01-20.
- How severe is CVE-2023-22458?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-22458 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.