fkie_cve-2013-7423
Vulnerability from fkie_nvd
Published
2015-02-24 15:59
Modified
2025-04-12 10:46
Severity ?
Summary
The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
redhat | enterprise_linux_server_aus | 6.5 | |
canonical | ubuntu_linux | 10.04 | |
canonical | ubuntu_linux | 12.04 | |
canonical | ubuntu_linux | 14.04 | |
canonical | ubuntu_linux | 14.10 | |
opensuse | opensuse | 13.1 | |
opensuse | opensuse | 13.2 | |
gnu | glibc | * |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*", "matchCriteriaId": "1F3BEFDB-5156-4E1C-80BB-8BE9FEAA7623", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:*", "matchCriteriaId": "5D37DF0F-F863-45AC-853A-3E04F9FEC7CA", "vulnerable": true }, { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F", "vulnerable": true }, { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084", "vulnerable": true }, { "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*", "matchCriteriaId": "49A63F39-30BE-443F-AF10-6245587D3359", "vulnerable": true }, { "criteria": "cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*", "matchCriteriaId": "A10BC294-9196-425F-9FB0-B1625465B47F", "vulnerable": true }, { "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "matchCriteriaId": "8768EA17-45CA-4B47-B9E6-D58D11C45B56", "versionEndExcluding": "2.20", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function." }, { "lang": "es", "value": "La funci\u00f3n send_dg en resolv/res_send.c en GNU C Library (tambi\u00e9n conocido como glibc o libc6) en versiones anteriores a 2.20 no reutiliza adecuadamente descriptores de fichero, lo que permite a atacantes remotos mandar consultas DNS a ubicaciones no intencionadas a trav\u00e9s de un gran n\u00famero de peticiones que desencadenan una llamada a la funci\u00f3n getaddrinfo." } ], "id": "CVE-2013-7423", "lastModified": "2025-04-12T10:46:40.837", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ] }, "published": "2015-02-24T15:59:00.050", "references": [ { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html" }, { "source": "cve@mitre.org", "url": "http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html" }, { "source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2015-0863.html" }, { "source": "cve@mitre.org", "url": "http://seclists.org/fulldisclosure/2021/Sep/0" }, { "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2015/01/28/20" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/72844" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-2519-1" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2016:1207" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://github.com/golang/go/issues/6336" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/201602-02" }, { "source": "cve@mitre.org", "tags": [ "Issue Tracking" ], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=15946" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-updates/2015-02/msg00089.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0863.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2021/Sep/0" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2015/01/28/20" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/72844" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-2519-1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2016:1207" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://github.com/golang/go/issues/6336" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/201602-02" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking" ], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=15946" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-17" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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.
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