Vulnerability in Uclouvain Openjpeg

CVE-2018-20845

Division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).

EPSS: 0.023 (81.9th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-20845?
CVE-2018-20845 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under Divide By Zero. CVSS score: 6.5/10. Published 2019-06-26.
How severe is CVE-2018-20845?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2018-20845 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.