fkie_cve-2012-2652
Vulnerability from fkie_nvd
Published
2012-08-07 20:55
Modified
2025-04-11 00:51
Severity ?
Summary
The bdrv_open function in Qemu 1.0 does not properly handle the failure of the mkstemp function, when in snapshot node, which allows local users to overwrite or read arbitrary files via a symlink attack on an unspecified temporary file.
References
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:qemu:qemu:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "5E66599D-9EC4-409C-BD26-62EC3B001984", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The bdrv_open function in Qemu 1.0 does not properly handle the failure of the mkstemp function, when in snapshot node, which allows local users to overwrite or read arbitrary files via a symlink attack on an unspecified temporary file." }, { "lang": "es", "value": "La funci\u00f3n bdrv_open en Qemu v1.0 no gestiona de forma adecuada el fallo en la funci\u00f3n mkstemp en un nodo snapshot, lo que permite a usuario locales sobrescribir o leer ficheros a trav\u00e9s de un ataque de enlace simb\u00f3lico sobre un fichero temporal no especificado." } ], "id": "CVE-2012-2652", "lastModified": "2025-04-11T00:51:21.963", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ] }, "published": "2012-08-07T20:55:03.360", "references": [ { "source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commit%3Bh=eba25057b9a5e19d10ace2bc7716667a31297169" }, { "source": "secalert@redhat.com", "url": "http://git.qemu.org/?p=qemu-stable-0.15.git%3Ba=log" }, { "source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00024.html" }, { "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ], "url": "http://secunia.com/advisories/50132" }, { "source": "secalert@redhat.com", "url": "http://secunia.com/advisories/50689" }, { "source": "secalert@redhat.com", "url": "http://www.debian.org/security/2012/dsa-2545" }, { "source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/53725" }, { "source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/USN-1522-1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commit%3Bh=eba25057b9a5e19d10ace2bc7716667a31297169" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.qemu.org/?p=qemu-stable-0.15.git%3Ba=log" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00024.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "http://secunia.com/advisories/50132" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/50689" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2012/dsa-2545" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/53725" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1522-1" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "NVD-CWE-Other" } ], "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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