Vulnerability Details : CVE-2017-12800
The EBML_FindNextElement function in ebmlmain.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (Null pointer dereference and application crash) via a crafted mkv file.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2017-12800
- cpe:2.3:a:matroska:libebml2:*:*:*:*:*:*:*:*
- cpe:2.3:a:matroska:mkclean:0.8.9:*:*:*:*:*:*:*
- cpe:2.3:a:matroska:mkvalidator:0.5.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-12800
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-12800
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-12800
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-12800
-
http://seclists.org/fulldisclosure/2017/Nov/19
Full Disclosure: mkvalidator libebml2 mkclean multiple vulnerabilitiesExploit;Mailing List;Third Party Advisory
-
http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html
mkvalidator 0.5.1 Denial Of Service ≈ Packet StormThird Party Advisory;VDB Entry
-
https://github.com/Matroska-Org/foundation-source/issues/24
Multiple bugs · Issue #24 · Matroska-Org/foundation-source · GitHubExploit;Third Party Advisory
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