Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-12802

20
FAUCET Score

CVE-2017-12802 describes a denial-of-service vulnerability in the EBML_IntegerValue function of libebml2, affecting matroska libebml2, mkclean, and mkvalidator. An unauthenticated remote attacker can trigger an assert fault by enticing a user to open a specially crafted MKV file. This medium-severity vulnerability (CVSS 6.5) has no known public exploits, Metasploit modules, or Nuclei templates, and shows no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2012-08-26CPE matchmatch criteria
cpe:2.3:a:matroska:libebml2:*:*:*:*:*:*:*:*
0.8.9CPE matchmatch criteria
cpe:2.3:a:matroska:mkclean:0.8.9:*:*:*:*:*:*:*
0.5.1CPE matchmatch criteria
cpe:2.3:a:matroska:mkvalidator:0.5.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.42%
Probability of exploitation in next 30 days
EPSS Percentile
82.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0242 is in the 92nd percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/144902/mkvalidator-0.5.1-Denial-Of-Service.html
Third Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2017/Nov/19
ExploitMailing ListThird Party Advisory
github.com / Matroska-Org/foundation-source/issues/24
ExploitThird Party Advisory