Release Date: | 2025-05-13 | |
Impact: | Important | What is this? |
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.
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 |
Platform | Errata | Release Date |
Oracle Linux version 10 (varnish) | ELSA-2025-8550 | 2025-06-26 |
Oracle Linux version 8 (varnish) | ELSA-2025-8336 | 2025-06-02 |
Oracle Linux version 8 (varnish-modules) | ELSA-2025-8336 | 2025-06-02 |
Oracle Linux version 9 (varnish) | ELSA-2025-8337 | 2025-06-02 |
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