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-2017-13666

16
FAUCET Score

CVE-2017-13666 is an integer underflow vulnerability in the pixel-a.asm x86 assembly code for the planeClipAndMax() function within MulticoreWare x265 versions up to 2.5, also affecting products like libbpg. A specially crafted small height value can trigger this underflow, leading to a denial of service through application crashes. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring low privileges, and resulting in high availability impact. There is currently no evidence of active exploitation, no public exploit code available in Metasploit or ExploitDB, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
0.1CPE matchmatch criteria
cpe:2.3:a:multicorewareinc:x265:0.1:*:*:*:*:*:*:*
0.2CPE matchmatch criteria
cpe:2.3:a:multicorewareinc:x265:0.2:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:multicorewareinc:x265:0.3:*:*:*:*:*:*:*
0.4CPE matchmatch criteria
cpe:2.3:a:multicorewareinc:x265:0.4:*:*:*:*:*:*:*
0.4.1CPE matchmatch criteria
cpe:2.3:a:multicorewareinc:x265:0.4.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 86th percentile among its peer group of 15,932 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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

bitbucket.org / multicoreware/x265/issues/364/integer-overflow-and-affect-top-level
ExploitThird Party Advisory