Medium severity · published Dec 10, 2018
CVE-2018-20001
In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of…
6.5
CVSS
1%
EPSS
No
On KEV
Description
In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of service via crafted input.
CVSS vector
CVSS:3.0/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)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libav · Libav
12.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20001
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20001
Exploit
https://bugzilla.libav.org/show_bug.cgi?id=1141
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