libav 12.3 Subtitle Decoder libavcodec/srtdec.c srt_to_ass Video File memory corruption

A vulnerability classified as critical was found in libav 12.3 (Multimedia Player Software). This vulnerability affects the function srt_to_ass of the file libavcodec/srtdec.c of the component Subtitle Decoder. The manipulation as part of a Video File leads to a memory corruption vulnerability (Stack-based). The CWE definition for the vulnerability is CWE-119. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 09/19/2019. This vulnerability was named CVE-2019-9719 since 03/12/2019. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/20/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry 142011 is pretty similar.

Type

Name

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: ≈5.5
VulDB Temp Score: ≈5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Memory corruption / Stack-based (CWE-119)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: no mitigation known

0-Day Time: 🔒

03/12/2019 CVE assigned
09/19/2019 +191 days Advisory disclosed
09/20/2019 +1 days VulDB entry created
09/20/2019 +0 days VulDB last update
CVE: CVE-2019-9719 (🔒)
See also: 🔒Created: 09/20/2019 10:54 AM
Complete: 🔍

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