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-2023-36660

24
FAUCET Score

CVE-2023-36660 is a critical memory corruption vulnerability (CWE-787) in the OCB feature of libnettle, affecting Nettle versions prior to 3.9.1. With a CVSS score of 9.8, it allows unauthenticated attackers to achieve high impact on confidentiality, integrity, and availability over a network. Despite its severity, there is currently no public exploit code (Metasploit, Nuclei, ExploitDB) or evidence of active exploitation, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.9CPE matchmatch criteria
cpe:2.3:a:nettle_project:nettle:3.9:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.02%
Probability of exploitation in next 30 days
EPSS Percentile
59.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0102 is in the 45th percentile among its peer group of 36,833 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2023-36660Moderate

nettle: Memory corruption in OCB handling

Jun 26, 2023

References

bugzilla.suse.com / show_bug.cgi
Issue TrackingPatch
git.lysator.liu.se / nettle/nettle/-/commit/867a4548b95705291a3afdd66d76e7f17ba2618f
Patch
git.lysator.liu.se / nettle/nettle/-/compare/nettle_3.9_release_20230514...nettle_3.9.1_release_20230601
Patch
security.gentoo.org / glsa/202401-24