cve-2021-33477
Vulnerability from cvelistv5
Published
2021-05-20 19:16
Modified
2024-08-03 23:50
Severity ?
EPSS score ?
Summary
rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote) code execution because of improper handling of certain escape sequences (ESC G Q). A response is terminated by a newline.
References
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"refsource": "MISC", "url": "https://sourceforge.net/projects/rxvt/files/rxvt-dev/" }, { "name": "http://cvs.schmorp.de/rxvt-unicode/Changes?view=log", "refsource": "MISC", "url": "http://cvs.schmorp.de/rxvt-unicode/Changes?view=log" }, { "name": "https://sourceforge.net/projects/materm/files/mrxvt%20source/", "refsource": "MISC", "url": "https://sourceforge.net/projects/materm/files/mrxvt%20source/" }, { "name": "https://git.enlightenment.org/apps/eterm.git/log/", "refsource": "MISC", "url": "https://git.enlightenment.org/apps/eterm.git/log/" }, { "name": "GLSA-202105-17", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202105-17" }, { "name": "[debian-lts-announce] 20210530 [SECURITY] [DLA 2671-1] rxvt-unicode security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00026.html" }, { "name": "FEDORA-2021-a4c0a91884", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZWGE2RJONBEHSPCBUAW72NTRTIFKZAX/" }, { "name": "FEDORA-2021-5b96f0f5db", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RFMU5YXXNYYVA7G2DAHRXXHO6JKVFUT/" }, { "name": "FEDORA-2021-c883ca2a37", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SLPVEPBH37EBR4R54RMC6GD33J37HJXD/" }, { "name": "FEDORA-2021-8b85b2de05", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UXAKO6N6NKTR6Z6KVAPEXSZQMRU52SGA/" }, { "name": "[debian-lts-announce] 20210609 [SECURITY] [DLA 2681-1] eterm security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00010.html" }, { "name": "[debian-lts-announce] 20210609 [SECURITY] [DLA 2683-1] rxvt security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00012.html" }, { "name": "[debian-lts-announce] 20210609 [SECURITY] [DLA 2682-1] mrxvt security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/06/msg00011.html" }, { "name": "FEDORA-2021-71556a5722", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AO52OLNOOKOCZSJCN3R7Q25XA32BWNWP/" }, { "name": "FEDORA-2021-0d3268fc35", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DUV4LDVZVW7KCGPAMFZD4ZJ4FVLPOX4C/" }, { "name": "GLSA-202209-07", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202209-07" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-33477", "datePublished": "2021-05-20T19:16:01", 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\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZWGE2RJONBEHSPCBUAW72NTRTIFKZAX/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SLPVEPBH37EBR4R54RMC6GD33J37HJXD/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXAKO6N6NKTR6Z6KVAPEXSZQMRU52SGA/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://packetstormsecurity.com/files/162621/rxvt-2.7.0-rxvt-unicode-9.22-Code-Execution.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"https://security.gentoo.org/glsa/202105-17\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.gentoo.org/glsa/202209-07\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://sourceforge.net/projects/materm/files/mrxvt%20source/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Product\", \"Third Party Advisory\"]}, {\"url\": \"https://sourceforge.net/projects/rxvt/files/rxvt-dev/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Product\", \"Third Party Advisory\"]}, {\"url\": \"https://www.openwall.com/lists/oss-security/2017/05/01/20\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://www.openwall.com/lists/oss-security/2021/05/17/1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Mailing List\", \"Third Party Advisory\"]}]", "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-755\"}]}]" }, "nvd": "{\"cve\":{\"id\":\"CVE-2021-33477\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-05-20T20:15:07.397\",\"lastModified\":\"2024-11-21T06:08:54.250\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote) code execution because of improper handling of certain escape sequences (ESC G Q). A response is terminated by a newline.\"},{\"lang\":\"es\",\"value\":\"rxvt-unicode versi\u00f3n 9.22, rxvt versi\u00f3n 2.7.10, mrxvt versi\u00f3n 0.5.4 y Eterm versi\u00f3n 0.9.7 permiten una ejecuci\u00f3n de c\u00f3digo (potencialmente remoto) debido al manejo inapropiado de determinadas secuencias de escape (ESC GQ).\u0026#xa0;Una respuesta es terminada con una nueva l\u00ednea\"}],\"metrics\":{\"cvssMetricV31\":[{\"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-755\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:eterm_project:eterm:0.9.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4A0104FA-6173-45AC-8331-DBB6D2506FB3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mrxvt_project:mrxvt:0.5.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA098B5F-19CD-4333-8C39-C0F8AE8BE2BB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:rxvt-unicode_project:rxvt-unicode:9.22:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E6553E3A-5ADE-423A-9C1C-C5F8F230A6AB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:rxvt_project:rxvt:2.7.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9B9F4FD2-2BD3-4412-92FF-BEFEF843835C\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E460AA51-FCDA-46B9-AE97-E6676AA5E194\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A930E247-0B43-43CB-98FF-6CE7B8189835\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}],\"references\":[{\"url\":\"http://cvs.schmorp.de/rxvt-unicode/Changes?view=log\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third 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List\",\"Third Party Advisory\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.