CVE-2021-31240

Name: CVE-2021-31240
Creator: NVD / NIST
Published: 2023-05-09T16:15:14.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.28%

Last modified Jun 17, 2026

CVE-2021-31240 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An issue found in libming v.0.4.8 allows a local attacker to execute arbitrary code via the parseSWF_IMPORTASSETS function in the parser.c file.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

Description

An issue found in libming v.0.4.8 allows a local attacker to execute arbitrary code via the parseSWF_IMPORTASSETS function in the parser.c file.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.28%

19.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Libming	Libming	0.4.8

References

https://github.com/libming/libming/issues/218Exploit, Issue Tracking, Third Party Advisory
https://github.com/libming/libming/issues/218Exploit, Issue Tracking, Third Party Advisory
https://github.com/libming/libming/issues/218Exploit, Issue Tracking, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-31240?

An issue found in libming v.0.4.8 allows a local attacker to execute arbitrary code via the parseSWF_IMPORTASSETS function in the parser.c file.

How severe is CVE-2021-31240?

CVE-2021-31240 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.

How do I fix CVE-2021-31240?

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-2021-31240?

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

Scan your code now

Source: NVD / NIST