CVE-2016-2572

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:squid-cache:squid:4.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "060FCBEA-DEAA-42FB-88C9-4B78136B172F", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "74987102-8CA8-4120-B686-F18579A96A46", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.3:*:*:*:*:*:*:*", "matchCriteriaId": "DA7828AA-48B6-44CD-8507-345A4F0A25BC", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "6640F25F-CC8B-4B05-A97A-2186BD0B5ED8", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "A037F780-6FC9-4130-908F-B5434FA0C7DE", "vulnerable": true}, {"criteria": "cpe:2.3:a:squid-cache:squid:4.0.6:*:*:*:*:*:*:*", "matchCriteriaId": "1DDEB455-F082-44E4-8CEA-019C0084BF05", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "http.cc in Squid 4.x before 4.0.7 relies on the HTTP status code after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response."}, {"lang": "es", "value": "http.cc en Squid 4.x en versiones anteriores a 4.0.7 conf\u00eda en el c\u00f3digo de estado HTTP despu\u00e9s de un fallo de respuesta de an\u00e1lisis, lo que permite a servidores HTTP remotos provocar una denegaci\u00f3n de servicio (fallo de aserci\u00f3n y salida de demonio) a trav\u00e9s de una respuesta mal formada."}], "id": "CVE-2016-2572", "lastModified": "2026-06-17T00:44:19.513", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-02-27T05:59:06.797", "references": [{"source": "cve@mitre.org", "url": 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"af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201607-01"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2016:2600", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "squid-7:3.5.20-2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-11-03T00:00:00Z"}], "bugzilla": {"description": "squid: wrong error handling for malformed HTTP responses", "id": "1312262", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1312262"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-228", "details": ["http.cc in Squid 4.x before 4.0.7 relies on the HTTP status code after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response.", "It was found that squid did not properly handle errors when failing to parse an HTTP response, possibly leading to an assertion failure. A malicious HTTP server could use this flaw to crash squid using a specially crafted HTTP response."], "name": "CVE-2016-2572", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "squid", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "squid34", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2016-02-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-2572\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-2572\nhttp://www.squid-cache.org/Advisories/SQUID-2016_2.txt"], "statement": "Red Hat Product Security has rated this issue as having Moderate security impact. This issue is not currently planned to be addressed in future updates. \nFor additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Moderate"}

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