What is CVE-2020-6629?

CVE-2020-6629 is a medium-severity vulnerability in Libming, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2020-01-09.

How severe is CVE-2020-6629?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2020-6629 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Libming

CVE-2020-6629

Ming (aka libming) 0.4.8 has z NULL pointer dereference in the function decompileGETURL2() in decompile.c.

Published 2020-01-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Libming — versions 0.4.8

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

References

github.com/libming/libming/issues/190 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-6629?: CVE-2020-6629 is a medium-severity vulnerability in Libming, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2020-01-09.
How severe is CVE-2020-6629?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-6629 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.