CVE-2017-17127

The vc1_decode_frame function in libavcodec/vc1dec.c in Libav 12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted 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
https://bugzilla.libav.org/show_bug.cgi?id=1099	Exploit Issue Tracking
https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
https://bugzilla.libav.org/show_bug.cgi?id=1099	Exploit Issue Tracking
https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:libav:libav:12.2:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-12-04 08:29

Updated : 2025-04-20 01:37

NVD link : CVE-2017-17127

Mitre link : CVE-2017-17127

CVE.ORG link : CVE-2017-17127

JSON object : View

Products Affected

libav

libav

CWE

CWE-476

NULL Pointer Dereference

{"id": "CVE-2017-17127", "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": "2017-12-04T08:29:00.700", "references": [{"url": "https://bugzilla.libav.org/show_bug.cgi?id=1099", "tags": ["Exploit", "Issue Tracking"], "source": "cve@mitre.org"}, {"url": "https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html", "source": "cve@mitre.org"}, {"url": "https://bugzilla.libav.org/show_bug.cgi?id=1099", "tags": ["Exploit", "Issue Tracking"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "The vc1_decode_frame function in libavcodec/vc1dec.c in Libav 12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file."}, {"lang": "es", "value": "La funci\u00f3n vc1_decode_frame en libavcodec/vc1dec.c en Libav 12.2 permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (desreferencia de puntero NULL y cierre inesperado de la aplicaci\u00f3n) mediante un archivo manipulado."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libav:libav:12.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9F87DEA5-F8BE-4657-B131-9C56ADF746DD"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}