CVE-2018-19857
moderate-risk
Published 2018-12-05
The CAF demuxer in modules/demux/caf.c in VideoLAN VLC media player 3.0.4 may read memory from an uninitialized pointer when processing magic cookies in CAF files, because a ReadKukiChunk() cast converts a return value to an unsigned int even if that value is negative. This could result in a denial of service and/or a potential infoleak.
Do I need to act?
~
1.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.1/10
Critical
NETWORK
/ LOW complexity
Affected Products (2)
References (18)
Third Party Advisory
http://www.securityfocus.com/bid/106130
Third Party Advisory
https://www.debian.org/security/2019/dsa-4366
Third Party Advisory
http://www.securityfocus.com/bid/106130
Third Party Advisory
https://www.debian.org/security/2019/dsa-4366
42
/ 100
moderate-risk
Severity
31/34 · Critical
Exploitability
4/34 · Minimal
Exposure
7/34 · Low