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CVE-2023-22458

58
FAUCET Score

CVE-2023-22458 is a denial-of-service vulnerability affecting Redis versions 6.2 (up to 6.2.9) and 7.0 (up to 7.0.8). Authenticated users can crash Redis by issuing specially crafted HRANDFIELD or ZRANDMEMBER commands, leading to an assertion failure. This vulnerability is rated Medium severity (CVSS 5.5) due to its local attack vector and high impact on availability, with no impact on confidentiality or integrity. There are no known public exploits, Metasploit modules, or significant community discussion surrounding this CVE, and it is not currently listed on CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.2.0, < 6.2.9CPE matchmatch criteria
cpe:2.3:a:redis:redis:*:*:*:*:*:*:*:*
>= 7.0.0, < 7.0.8CPE matchmatch criteria
cpe:2.3:a:redis:redis:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
71.98%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.7198 is in the 100th percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: cm1 redis 6.2.7-3 on CBL Mariner 1.0Fixed in: 6.2.7-3
microsoftpatch availablevia msrc
Product: cbl2 redis 6.2.9-1 on CBL Mariner 2.0Fixed in: 6.2.9-1
microsoftpatch availablevia msrc
Product: 18002-16823Fixed in: 6.2.9-1
microsoftpatch availablevia msrc
Product: 18001-16820Fixed in: 6.2.7-3
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: redis:6-8100020250113083959.489197e6
View patch
redhatend of lifevia redhat_api
Product: Red Hat Quay 3Fixed in: quay/quay-rhel8
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: redis

Vendor Advisories (2)

redhatCVE-2023-22458Moderate

redis: Integer overflow in the Redis HRANDFIELD and ZRANDMEMBER commands may lead to denial-of-service

Jan 17, 2023
microsoft2023-Jan/CVE-2023-22458Moderate

Integer overflow in multiple Redis commands can lead to denial-of-service

Jan 10, 2023

References

github.com / redis/redis/commit/16f408b1a0121cacd44cbf8aee275d69dc627f02
PatchThird Party Advisory
github.com / redis/redis/releases/tag/6.2.9
Release NotesThird Party Advisory
github.com / redis/redis/releases/tag/7.0.8
Release NotesThird Party Advisory
github.com / redis/redis/security/advisories/GHSA-r8w2-2m53-gprj
Third Party Advisory