CVE-2022-43343

Name: CVE-2022-43343
Creator: NVD / NIST
Published: 2022-11-08T15:15:11.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.08%

Last modified Jun 17, 2026

CVE-2022-43343 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. N-Prolog v1.91 was discovered to contain a global buffer overflow vulnerability in the function gettoken() at Main.c.. EPSS estimates a 1.08% chance of exploitation in the next 30 days.

Description

N-Prolog v1.91 was discovered to contain a global buffer overflow vulnerability in the function gettoken() at Main.c.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.08%

60.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
N-Prolog Project	N-Prolog	1.91

References

https://github.com/sasagawa888/nprolog/issues/75Exploit, Issue Tracking, Third Party Advisory
https://github.com/sasagawa888/nprolog/issues/75Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Nov 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43343?

N-Prolog v1.91 was discovered to contain a global buffer overflow vulnerability in the function gettoken() at Main.c.

How severe is CVE-2022-43343?

CVE-2022-43343 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.08% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43343?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-43343?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST