What is CVE-2020-24222?

CVE-2020-24222 is a high-severity vulnerability in Rockcarry Ffjpeg, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-08-11.

How severe is CVE-2020-24222?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Rockcarry Ffjpeg

CVE-2020-24222

Buffer Overflow vulnerability in jfif_decode() function in rockcarry ffjpeg through version 1.0.0, allows local attackers to execute arbitrary code due to an issue with ALIGN.

Vulnerability class: Buffer Overflow

Published 2023-08-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Rockcarry Ffjpeg

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

github.com/rockcarry/ffjpeg/issues/31 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2020-24222?: CVE-2020-24222 is a high-severity vulnerability in Rockcarry Ffjpeg, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2023-08-11.
How severe is CVE-2020-24222?: High severity. CVSS v3 base score is 7.8 out of 10.