Resource exhaustion in Uclouvain Openjpeg

CVE-2019-6988

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

EPSS: 0.017 (75.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/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-2019-6988?
CVE-2019-6988 is a medium-severity vulnerability in Uclouvain Openjpeg, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2019-01-28.
How severe is CVE-2019-6988?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-6988 known to be exploited?
8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.