CVE-2019-9720

A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c misuses snprintf.

CVSS v3 6.5 MEDIUM
CVSS v2.0 7.1 HIGH

6.5^/10

CVSS v3 : MEDIUM

Vector :

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

7.1^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 6.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/libav/libav/blob/df744e3cf66548c9167ea857104a29d2ea92819e/libavcodec/srtdec.c#L161	Exploit Third Party Advisory
https://lgtm.com/security/	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2019-09-19 21:15

Updated : 2023-12-10 12:59

NVD link : CVE-2019-9720

Mitre link : CVE-2019-9720

CVE.ORG link : CVE-2019-9720

JSON object : View

Products Affected

libav

libav

CWE

CWE-787

Out-of-bounds Write

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