cve-2020-15049
Vulnerability from cvelistv5
Published
2020-06-30 17:55
Modified
2024-08-04 13:08
Severity ?
9.9 (Critical) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Summary
An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html
cve@mitre.orghttp://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patchPatch, Vendor Advisory
cve@mitre.orghttp://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patchPatch, Vendor Advisory
cve@mitre.orghttps://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2020/10/msg00005.html
cve@mitre.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/
cve@mitre.orghttps://security.netapp.com/advisory/ntap-20210312-0001/
cve@mitre.orghttps://usn.ubuntu.com/4551-1/
cve@mitre.orghttps://www.debian.org/security/2020/dsa-4732
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html
af854a3a-2127-422b-91ae-364da2661108http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patchPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patchPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20210312-0001/
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4551-1/
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2020/dsa-4732
Impacted products
Vendor Product Version
n/a n/a Version: n/a
Show details on NVD website

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         metrics: "{\"cvssMetricV31\": [{\"source\": \"cve@mitre.org\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H\", \"baseScore\": 9.9, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"CHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.1, \"impactScore\": 6.0}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 2.8, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:S/C:P/I:P/A:P\", \"baseScore\": 6.5, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"SINGLE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.0, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
         published: "2020-06-30T18:15:12.367",
         references: "[{\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patch\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://security.netapp.com/advisory/ntap-20210312-0001/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://usn.ubuntu.com/4551-1/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://www.debian.org/security/2020/dsa-4732\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patch\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://security.netapp.com/advisory/ntap-20210312-0001/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://usn.ubuntu.com/4551-1/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://www.debian.org/security/2020/dsa-4732\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
         sourceIdentifier: "cve@mitre.org",
         vulnStatus: "Modified",
         weaknesses: "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-444\"}]}]",
      },
      nvd: "{\"cve\":{\"id\":\"CVE-2020-15049\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2020-06-30T18:15:12.367\",\"lastModified\":\"2024-11-21T05:04:41.830\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing \\\"+\\\\ \\\"-\\\" or an uncommon shell whitespace character prefix to the length field-value.\"},{\"lang\":\"es\",\"value\":\"Se detectó un problema en el archivo http/ContentLengthInterpreter.cc en Squid versiones anteriores a 4.12 y versiones 5.x anteriores a 5.0.3. Un ataque de Trafico No Autorizado de Peticiones y Envenenamiento puede tener éxito contra la memoria caché HTTP. El cliente envía una petición HTTP con un encabezado Content-Length que contiene \\\"+\\\\\\\"-\\\" o un prefijo del carácter espacio en blanco de shell poco común en el valor de campo de longitud\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve@mitre.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":9.9,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.1,\"impactScore\":6.0},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:P/A:P\",\"baseScore\":6.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-444\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.0\",\"versionEndIncluding\":\"2.6\",\"matchCriteriaId\":\"357FB8EB-55D7-40D8-918A-F8F2C1B6182A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.1\",\"versionEndIncluding\":\"3.5.28\",\"matchCriteriaId\":\"E3828B8E-1FF7-4707-BB24-6C7CABC37362\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.0\",\"versionEndExcluding\":\"4.12\",\"matchCriteriaId\":\"C3430B4A-4E1E-438D-9C84-4CFED6A3F023\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.0\",\"versionEndExcluding\":\"5.0.3\",\"matchCriteriaId\":\"137B599B-80D1-4903-8791-40F11BC3FCD9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"35C30CB9-FA3A-408D-A8B0-8805E75657BE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable2:*:*:*:*:*:*\",\"matchCriteriaId\":\"EFBB466C-C679-4B4B-87C2-E7853E5B3F04\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable3:*:*:*:*:*:*\",\"matchCriteriaId\":\"A03692DD-779F-4E3C-861C-29943870A816\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable4:*:*:*:*:*:*\",\"matchCriteriaId\":\"79FF6B3C-A3CE-4AA2-80F9-44D05A6B2F08\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable5:*:*:*:*:*:*\",\"matchCriteriaId\":\"3CF6E367-D33B-4B60-8C40-4618C47D53E8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable6:*:*:*:*:*:*\",\"matchCriteriaId\":\"0FA1F4FE-629C-4489-A13C-017A824C840F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable7:*:*:*:*:*:*\",\"matchCriteriaId\":\"2479C5BF-94E1-4153-9FA3-333BC00F01D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable8:*:*:*:*:*:*\",\"matchCriteriaId\":\"8ABFCCCC-7584-466E-97CC-6EBD3934A70E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:squid-cache:squid:2.7:stable9:*:*:*:*:*:*\",\"matchCriteriaId\":\"F17E49BF-FB11-4EE6-B6AC-30914F381B2F\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"80F0FA5D-8D3B-4C0E-81E2-87998286AF33\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Vendor 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Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20210312-0001/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://usn.ubuntu.com/4551-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2020/dsa-4732\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
   },
}


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