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CVE-2023-24533

23
FAUCET Score

CVE-2023-24533 describes a vulnerability in the nistec_project nistec library where multiplication of specific unreduced P-256 scalars yields incorrect results. This flaw carries a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity that could lead to high integrity impact, though no exploitable protocols are currently known. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.0.2CPE matchmatch criteria
cpe:2.3:a:nistec_project:nistec:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.67%
Probability of exploitation in next 30 days
EPSS Percentile
48.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 25th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: filippo.io/nistecFixed in: 0.0.2

Vendor Advisories (1)

goGHSA-f6hc-9g49-xmx7high

nistec has Incorrect Calculation in Multiplication of unreduced P-256 scalars

Mar 1, 2023

References

github.com / FiloSottile/nistec/commit/c58aa1223ccf3943513e1e661cebce95af137244
Patch
go.dev / issue/58647
Issue TrackingPatch
pkg.go.dev / vuln/GO-2023-1595
Third Party Advisory