Medium severity · published Jul 30, 2019
CVE-2019-14443
An issue was discovered in Libav 12.3
6.5
CVSS
1.2%
EPSS
No
On KEV
Description
An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
LI
Libav · Libav
12.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-14443
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-14443
Exploit
https://bugzilla.libav.org/show_bug.cgi?id=1161#c1
Mailing List
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
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