Vulnerability Details : CVE-2022-38150
In Varnish Cache 7.0.0, 7.0.1, 7.0.2, and 7.1.0, it is possible to cause the Varnish Server to assert and automatically restart through forged HTTP/1 backend responses. An attack uses a crafted reason phrase of the backend response status line. This is fixed in 7.0.3 and 7.1.1.
Products affected by CVE-2022-38150
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:a:varnish_cache_project:varnish_cache:7.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-38150
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-38150
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2022-38150
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/
[SECURITY] Fedora 36 Update: varnish-7.0.3-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://varnish-cache.org/security/VSV00009.html
VSV00009 Varnish Denial of Service Vulnerability — Varnish HTTP CacheMitigation;Vendor Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/
[SECURITY] Fedora 35 Update: varnish-6.6.2-3.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/
[SECURITY] Fedora 36 Update: varnish-modules-0.19.0-5.fc36 - package-announce - Fedora Mailing-ListsThird Party Advisory
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