Buffer overflow in Ok-File-Formats Project
CVE-2020-23707
A heap-based buffer overflow vulnerability in the function ok_jpg_decode_block_progressive() at ok_jpg.c:1054 of ok-file-formats through 2020-06-26 allows attackers to cause a Denial of Service (DOS) via a crafted jpeg file.
Vulnerability class: Buffer Overflow
Published · last modified .
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: 0.011 (64.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cwe.mitre.org/data/definitions/122.html (Technical Description)
- github.com/brackeen/ok-file-formats/issues/8 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2020-23707?
- CVE-2020-23707 is a medium-severity vulnerability in Ok-File-Formats Project, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2021-07-15.
- How severe is CVE-2020-23707?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-23707 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.