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-2019-16129

23
FAUCET Score

CVE-2019-16129 is a buffer overflow vulnerability (CWE-120) affecting Microchip CryptoAuthentication Library CryptoAuthLib versions prior to 20191122. This medium-severity flaw (CVSS 6.8) allows an attacker with physical access to the device to achieve high confidentiality, integrity, and availability impacts without user interaction. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 20191122CPE matchmatch criteria
cpe:2.3:a:microchip:cryptoauthlib:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.60%
Probability of exploitation in next 30 days
EPSS Percentile
44.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0060 is in the 84th percentile among its peer group of 1,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 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 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

census-labs.com / news/2020/10/21/microchip-cryptoauthlib-atcab_genkey_base-buffer-overflow
ExploitPress/Media CoverageThird Party Advisory
microchip.com / design-centers/security-ics/cryptoauthentication
Vendor Advisory
openwall.com / lists/oss-security/2020/10/22/1
Mailing ListThird Party Advisory