CVE-2023-31981

Name: CVE-2023-31981
Creator: NVD / NIST
Published: 2023-05-09T14:15:13.863+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2023-31981 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Sngrep v1.6.0 was discovered to contain a stack buffer overflow via the function packet_set_payload at /src/packet.c.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Sngrep v1.6.0 was discovered to contain a stack buffer overflow via the function packet_set_payload at /src/packet.c.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.31%

22.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Irontec	Sngrep	1.6.0

References

https://github.com/irontec/sngrep/issues/430Exploit, Issue Tracking, Third Party Advisory
https://github.com/irontec/sngrep/issues/430Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: May 9, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-31981?

Sngrep v1.6.0 was discovered to contain a stack buffer overflow via the function packet_set_payload at /src/packet.c.

How severe is CVE-2023-31981?

CVE-2023-31981 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2023-31981?

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-2023-31981?

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

Scan your code now

Source: NVD / NIST