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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/
https://varnish-cache.org/security/VSV00009.html	Mitigation Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/
https://varnish-cache.org/security/VSV00009.html	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.0:::::::*
	cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.1:::::::*
	cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.2:::::::*
	cpe:2.3:a:varnish_cache_project:varnish_cache:7.1.0:::::::*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*

History

20 Oct 2025, 18:15

Type	Values Removed	Values Added
CWE		CWE-400

Information

Published : 2022-08-11 01:15

Updated : 2025-10-20 18:15

NVD link : CVE-2022-38150

Mitre link : CVE-2022-38150

CVE.ORG link : CVE-2022-38150

JSON object : View

Products Affected

varnish_cache_project

varnish_cache

fedoraproject

fedora

CWE

NVD-CWE-noinfo CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2022-38150", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2022-08-11T01:15:10.847", "references": [{"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/", "source": "cve@mitre.org"}, {"url": "https://varnish-cache.org/security/VSV00009.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://varnish-cache.org/security/VSV00009.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "En Varnish Cache versiones 7.0.0, 7.0.1, 7.0.2 y 7.1.0, es posible causar que el servidor Varnish sea afirmado y reiniciado autom\u00e1ticamente mediante respuestas backend HTTP/1 falsificadas. Un ataque usa una frase de raz\u00f3n dise\u00f1ada de la l\u00ednea de estado de la respuesta del backend. Esto ha sido corregido en versiones 7.0.3 y 7.1.1"}], "lastModified": "2025-10-20T18:15:37.610", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D48E766-F2CC-41FC-9592-5C379E9D0536"}, {"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EF3C4377-D484-4017-9B4D-460E6ADB5089"}, {"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:7.0.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5CE74425-2ACB-4EB8-A0F1-C103F9EA3790"}, {"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:7.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DFAE65ED-9F38-4844-A248-5898A6272FA3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}