What is CVE-2020-25427?

CVE-2020-25427 is a medium-severity vulnerability in Gpac, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2022-01-10.

How severe is CVE-2020-25427?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in Gpac

CVE-2020-25427

A Null pointer dereference vulnerability exits in MP4Box - GPAC version 0.8.0-rev177-g51a8ef874-master via the gf_isom_get_track_id function, which causes a denial of service.

Published 2022-01-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Gpac — versions 0.8.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

github.com/gpac/gpac/commit/8e585e623b1d666b4ef736ed609264639cb27701 (Patch, Third Party Advisory)
github.com/gpac/gpac/issues/1406 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-25427?: CVE-2020-25427 is a medium-severity vulnerability in Gpac, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2022-01-10.
How severe is CVE-2020-25427?: Medium severity. CVSS v3 base score is 5.5 out of 10.