CVE-2025-48367

Redis DoS Vulnerability due to bad connection error handling

HIGH

7.5

CVSS Score

Published: July 7, 2025 at 03:25 PM UTC

Updated: June 17, 2026 at 09:29 AM UTC

1 product affected across 1 vendorRedis

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Severity

HIGH7.5

Exploit prediction

EPSS 1%

SSVC

No known exploit

Description

Redis is an open source, in-memory database that persists on disk. An unauthenticated connection can cause repeated IP protocol errors, leading to client starvation and, ultimately, a denial of service. This vulnerability is fixed in 8.0.3, 7.4.5, 7.2.10, and 6.2.19.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Redis · Redis

95%

v < 6.2.19v < 7.2.10v < 7.4.5v < 8.0.37.0 ≤ v < 7.2.107.4.0 ≤ v < 7.4.58.0.0 ≤ v < 8.0.3

Affected range stops below 6.2.19, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.2.10, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.4.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.0.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://github.com/redis/redis/commit/bde62951accfc4bb0a516276fd0b4b307e140ce2

References (6)

x_refsource_MISCPatch

Source: [email protected]

https://github.com/redis/redis/commit/bde62951accfc4bb0a516276fd0b4b307e140ce2

x_refsource_MISCRelease Notes

Source: [email protected]

https://github.com/redis/redis/releases/tag/6.2.19

x_refsource_MISCRelease Notes

Source: [email protected]

https://github.com/redis/redis/releases/tag/7.2.10

x_refsource_MISCRelease Notes

Source: [email protected]

https://github.com/redis/redis/releases/tag/7.4.5

x_refsource_MISCRelease Notes

Source: [email protected]

https://github.com/redis/redis/releases/tag/8.0.3

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

https://github.com/redis/redis/security/advisories/GHSA-4q32-c38c-pwgq

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHGitHub_M

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-770

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