CVE-2018-6616

Name: CVE-2018-6616
Creator: NVD / NIST
Published: 2018-02-04T22:29:00.243+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.75%

Last modified Jun 17, 2026

CVE-2018-6616 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.. EPSS estimates a 1.75% chance of exploitation in the next 30 days.

Description

In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

1.75%

74.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Uclouvain	Openjpeg	2.3.0
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	18.04
Oracle	Georaster	18c

References

https://github.com/uclouvain/openjpeg/issues/1059Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00013.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/4109-1/Third Party Advisory
https://www.debian.org/security/2019/dsa-4405Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2020.htmlThird Party Advisory
https://github.com/uclouvain/openjpeg/issues/1059Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00013.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/4109-1/Third Party Advisory
https://www.debian.org/security/2019/dsa-4405Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2020.htmlThird Party Advisory

Timeline

Published: Feb 4, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-6616?

How severe is CVE-2018-6616?

CVE-2018-6616 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.75% probability of exploitation in the next 30 days.

How do I fix CVE-2018-6616?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-6616?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST