CVE-2025-47905

CVE Details

Release Date:2025-05-13
Impact:Important What is this?

Description


Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product incorrectly permits CRLF to be skipped to delimit chunk boundaries.

See more information about CVE-2025-47905 from MITRE CVE dictionary and NIST NVD


NOTE: The following CVSS metrics and score provided are preliminary and subject to review.


CVSS v3 metrics

Base Score: 8.1
Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Version: 3.1
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 10 (varnish) ELSA-2025-85502025-06-26
Oracle Linux version 8 (varnish) ELSA-2025-83362025-06-02
Oracle Linux version 8 (varnish-modules) ELSA-2025-83362025-06-02
Oracle Linux version 9 (varnish) ELSA-2025-83372025-06-02


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