CVE-2015-8916

bsdtar in libarchive before 3.2.0 returns a success code without filling the entry when the header is a "split file in multivolume RAR," which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted rar file.

CVSS v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://rhn.redhat.com/errata/RHSA-2016-1844.html
http://www.debian.org/security/2016/dsa-3657
http://www.openwall.com/lists/oss-security/2016/06/17/2	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/06/17/5	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.securityfocus.com/bid/91296
http://www.ubuntu.com/usn/USN-3033-1	Third Party Advisory
https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html	Third Party Advisory
https://github.com/libarchive/libarchive/issues/504
https://security-tracker.debian.org/tracker/CVE-2015-8916	Third Party Advisory
https://security.gentoo.org/glsa/201701-03

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:7.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Configuration 3 (hide)

cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-09-20 14:15

Updated : 2018-01-05 02:30

NVD link : CVE-2015-8916

Mitre link : CVE-2015-8916

CVE.ORG link : CVE-2015-8916

JSON object : View

Products Affected

debian

debian_linux

canonical

ubuntu_linux

libarchive

libarchive

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2015-8916", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2016-09-20T14:15:01.633", "references": [{"url": "http://rhn.redhat.com/errata/RHSA-2016-1844.html", "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2016/dsa-3657", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2016/06/17/2", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2016/06/17/5", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/91296", "source": "cve@mitre.org"}, {"url": "http://www.ubuntu.com/usn/USN-3033-1", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/libarchive/libarchive/issues/504", "source": "cve@mitre.org"}, {"url": "https://security-tracker.debian.org/tracker/CVE-2015-8916", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201701-03", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "bsdtar in libarchive before 3.2.0 returns a success code without filling the entry when the header is a \"split file in multivolume RAR,\" which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted rar file."}, {"lang": "es", "value": "bsdtar en libarchive en versiones anteriores a 3.2.0 devuelve un c\u00f3digo v\u00e1lido sin rellenar la entrada cuando la cabecera es un \"archivo dividido en multivolumen RAR,\" lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (referencia a puntero NULL y ca\u00edda) a trav\u00e9s de un archivo rar manipulado."}], "lastModified": "2018-01-05T02:30:23.900", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}, {"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DC45D478-0BA2-4386-B1D2-E516D9AC28A9", "versionEndIncluding": "3.1.901a"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}