CVE-2022-36021
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Redis is an in-memory database that persists on disk. Authenticated users can use string matching commands (like SCAN or KEYS) with a specially crafted pattern to trigger a denial-of-service attack on Redis, causing it to hang and consume 100% CPU time. The problem is fixed in Redis versions 6.0.18, 6.2.11, 7.0.9.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| redis | redis | < 6.0.18 | affected |
| redis | redis | >= 6.2.0, < 6.2.11 | affected |
| redis | redis | >= 7.0.0, < 7.0.9 | affected |
Weaknesses
- CWE-407: CWE-407: Inefficient Algorithmic Complexity
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/redis/redis/security/advisories/GHSA-jr7j-rfj5-8xqv
- https://github.com/redis/redis/commit/dcbfcb916ca1a269b3feef86ee86835294758f84
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://github.com/redis/redis/security/advisories/GHSA-jr7j-rfj5-8xqv
- https://github.com/redis/redis/commit/dcbfcb916ca1a269b3feef86ee86835294758f84
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