CVE-2011-4528 (GCVE-0-2011-4528)
Vulnerability from cvelistv5 – Published: 2011-12-20 11:00 – Updated: 2024-08-07 00:09
VLAI?
Summary
Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.
Severity ?
No CVSS data available.
CWE
- n/a
Assigner
References
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Date Public ?
2011-12-19 00:00
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"evaluatorComment": "Per: http://unbound.nlnetlabs.nl/downloads/CVE-2011-4528.txt\r\n\r\n\"1.4.14 is released with the patch, but 1.4.14rc1 is vulnerable.\r\nhttp://www.unbound.net/downloads/unbound-1.4.14.tar.gz\"",
"id": "CVE-2011-4528",
"lastModified": "2024-11-21T01:32:28.990",
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},
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modificada.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-399\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"1.4.13\",\"matchCriteriaId\":\"DE7A3810-B4E1-4E49-B82E-1940D05BF8EF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7515192E-C07E-4399-85D0-2A1BC2F9B993\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"34D6D064-EA2B-4BA9-9D30-5A92DE178608\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"55FAC8A9-EF56-407C-BF10-41F7C768E30A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E302E40E-EA2F-4021-89BB-B6B9B6B995A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E90F2613-9484-46DC-AE00-23F5E803771B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"39CCA38F-6DFD-4506-BAE3-A587F1A1D017\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"10DD7299-6C4E-46EA-BAD8-FE8B868995A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"836ABCDF-C8DB-4485-B7AE-E03AA281DB69\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.7.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3992786F-0848-497D-8BE2-924C57FF94ED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.7.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AD592895-AF66-4F27-A7FE-00C4FCC06BFC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0FA67BEE-E12C-4CEA-AFF0-008B0226B4A1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.09:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FF97B8FC-4CC9-412E-A24D-6A74671EDE66\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4D0C50E1-4234-452E-B172-9A5C180899F9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:0.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F81D9F43-8435-452A-8784-63BABA66BFA4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2A428BA-0BA7-4BBF-AC59-C14E5CCD5DCC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0344EB60-49BD-4F42-A123-E68D92D4357C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"55620605-A826-45B6-A539-F93ACC6136F3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CCB47D47-ECBC-491F-B75D-0C59D292F030\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D19FA146-0379-4FAD-ABD1-A5F74CEBEC4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8E4D0493-2252-4A24-9541-7ABE1D09A594\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4123BEB8-8BE3-4A63-9EA2-1CD81F673F16\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2E809EF-3FE1-45A5-B6F5-0ADBA3DD1B54\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"43B6AF61-C55F-460B-AC6B-4736A49B9925\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B3CEC475-F5E1-4663-BBDC-E7A0E8C4072E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"96AA4EB6-096C-47C6-8363-3D5652D89E33\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"845BB2BD-4CEA-48DA-8FA4-CFB79DE03939\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C9113AD4-25B3-40ED-80DB-5A4EC21AA1F5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:unbound:unbound:1.4.1:*:*:*:*:*:*:*\"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Advisory\"]},{\"url\":\"http://www.debian.org/security/2011/dsa-2370\",\"source\":\"cret@cert.org\"},{\"url\":\"http://www.kb.cert.org/vuls/id/209659\",\"source\":\"cret@cert.org\",\"tags\":[\"Patch\",\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071525.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071535.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://osvdb.org/77909\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/47326\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://unbound.nlnetlabs.nl/downloads/CVE-2011-4528.txt\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://www.debian.org/security/2011/dsa-2370\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.kb.cert.org/vuls/id/209659\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\",\"US Government Resource\"]}],\"evaluatorComment\":\"Per: http://unbound.nlnetlabs.nl/downloads/CVE-2011-4528.txt\\r\\n\\r\\n\\\"1.4.14 is released with the patch, but 1.4.14rc1 is vulnerable.\\r\\nhttp://www.unbound.net/downloads/unbound-1.4.14.tar.gz\\\"\"}}"
}
}
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Sightings
| Author | Source | Type | Date |
|---|
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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