Home/CVE/Redis is an in-memory database that persists on disk. Authenticated users can issue a `HRANDFIELD` or `ZRANDMEMBER` comm
CVE

CVE-2023-22458

Redis is an in-memory database that persists on disk. Authenticated users can issue a `HRANDFIELD` or `ZRANDMEMBER` comm

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 problem affects Redis versions 6.2 or newer up to but not including 6.2.9 as well as versions 7.0 up to but not including 7.0.8.

Users are advised to upgrade. There are no known workarounds for this vulnerability.

MEDIUM · CVSS 5.5 EPSS 0.51242
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

2
redis>= 6.2.0 and < 6.2.9
redis>= 7.0.0 and < 7.0.8
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighOpenCanary - REDIS Action Command Attempt
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Jan 2023 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

4
rhsaRHSA-2025:0595Important
suse-csafopenSUSE-SU-2024:12619-1
suse-csafSUSE-SU-2023:0295-1
msrcCVE-2023-22458
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/redis/redis/commit/16f408b1a0121cacd44cbf8aee275d69dc627f02PatchThird Party Advisory
https://github.com/redis/redis/releases/tag/6.2.9Release NotesThird Party Advisory
https://github.com/redis/redis/releases/tag/7.0.8Release NotesThird Party Advisory
https://github.com/redis/redis/security/advisories/GHSA-r8w2-2m53-gprjThird Party Advisory
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