CVE-2014-6272 (GCVE-0-2014-6272)
Vulnerability from cvelistv5 – Published: 2015-08-24 14:00 – Updated: 2024-08-06 12:10
VLAI
EPSS
VEX
Summary
Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2.1.x before 2.1.5-beta allow context-dependent attackers to cause a denial of service or possibly have other unspecified impact via "insanely large inputs" to the (1) evbuffer_add, (2) evbuffer_expand, or (3) bufferevent_write function, which triggers a heap-based buffer overflow or an infinite loop. NOTE: this identifier has been SPLIT per ADT3 due to different affected versions. See CVE-2015-6525 for the functions that are only affected in 2.0 and later.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
4 references
| URL | Tags |
|---|---|
| http://archives.seul.org/libevent/users/Jan-2015/… | mailing-listx_refsource_MLIST |
| http://www.debian.org/security/2015/dsa-3119 | vendor-advisoryx_refsource_DEBIAN |
| https://puppet.com/security/cve/CVE-2014-6272 | x_refsource_CONFIRM |
| http://www.slackware.com/security/viewer.php?l=sl… | vendor-advisoryx_refsource_SLACKWARE |
Date Public
2015-01-05 00:00
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"id": "CVE-2014-6272",
"lastModified": "2024-11-21T02:14:04.363",
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See CVE-2015-6525 for the functions that are only affected in 2.0 and later.\"},{\"lang\":\"es\",\"value\":\"Vulnerabilidad de desbordamientos de entero m\u00faltiple en la API evbuffer en Libevent 1.4.x en versiones anteriores a 1.4.15, 2.0.x en versiones anteriores a 2.0.22 y 2.1.x en versiones anteriores a 2.1.5-beta, permite a atacantes dependientes del contexto causar una denegaci\u00f3n de servicio o posiblemente tener otro impacto no especificado a trav\u00e9s de \u0027entradas incre\u00edblemente grandes\u0027 en la funci\u00f3n (1) evbuffer_add, (2) evbuffer_expand o (3) bufferevent_write, lo que desencadena un desbordamiento de buffer basado en memoria din\u00e1mica o un bucle infinito. NOTA: este identificador ha sido SEPARADO por ADT3 debido a diferentes versiones afectadas. Ver CVE-2015-6525 para las funciones que solo son afectadas en la versi\u00f3n 2.0 y anteriores.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"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-189\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CC21E065-90A0-4E76-9C23-01E5B747FE43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"55D109B0-47AA-4DDE-B109-6D1AAC7E0A94\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D9963F55-8805-4AD9-A131-97C32F74E269\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"799BA8C0-FA55-47B6-BCF2-751268CC13A3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EF9EAD2E-B743-4EE0-A35D-56C93FB1D444\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A170BBB7-CEA1-4EC1-942D-F8C93706B53A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F4BD5F84-D94A-4A35-B1FA-8367FF4A7E81\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1738D9DA-BF26-4BB0-9841-9C0280DCCD9A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AD2576C6-EF0C-44A7-B100-DC29847BE78D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4B83CDFB-457E-4A40-BEF6-50A3D1BD034B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF06509C-3919-44F5-88EE-585EE95B5CF4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"590D9910-E6D4-4D95-978B-7915EDBA08D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BA6C91B0-E21E-4DB6-B8FD-67085234C51A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.13:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EE0424D5-298E-4B64-9340-ECD22B5704DF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:1.4.14:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3363046F-8F29-4037-9C46-0FA74C6AF58D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C0D7F7F3-5FA4-4812-B52E-A3A98BB395F4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9CDEE68F-FAE7-4F6A-BAE4-CB749459FC53\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0F7716AC-3D51-4987-90B1-814ACA065932\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"31792597-A8B3-4F22-9013-2103AA0170C0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9CDB0FC3-958E-4E9E-A366-8661BF84D588\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6598FFC5-6C18-487B-BEA5-9D291A5D4EA1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"412E95EF-906D-4523-9820-6D145EDFA00D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CA715BA0-A989-407D-B5CA-B288D470D889\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5F7C2E29-43FF-4539-B952-3FED67779579\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_project:libevent:2.0.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6EF813B8-EEF9-425B-90B7-944E3FD3A03E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libevent_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Advisory\"]},{\"url\":\"http://www.debian.org/security/2015/dsa-3119\",\"source\":\"security@debian.org\"},{\"url\":\"http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.366317\",\"source\":\"security@debian.org\"},{\"url\":\"https://puppet.com/security/cve/CVE-2014-6272\",\"source\":\"security@debian.org\"},{\"url\":\"http://archives.seul.org/libevent/users/Jan-2015/msg00010.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://www.debian.org/security/2015/dsa-3119\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.366317\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://puppet.com/security/cve/CVE-2014-6272\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-27T10:25:38+00:00",
"cve": "CVE-2014-6272",
"id": "CVE-2014-6272",
"initial_release_date": "2014-01-01T00:00:00+00:00",
"product_status:known_affected": "22",
"product_status:known_not_affected": "10",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "libevent: potential heap overflow in buffer/bufferevent APIs",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-6272.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-07-22T00:21:46Z",
"cve": "CVE-2014-6272",
"id": "CVE-2014-6272",
"initial_release_date": "2023-02-15T05:27:09Z",
"product_status:known_affected": "320",
"product_status:known_not_affected": "35",
"product_status:recommended": "267",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2014-6272",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2014-6272.json",
"version": "39"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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