Vulnerability in Imagemagick
CVE-2018-6405
In the ReadDCMImage function in coders/dcm.c in ImageMagick before 7.0.7-23, each redmap, greenmap, and bluemap variable can be overwritten by a new pointer. The previous pointer is lost, which leads to a memory leak. This allows remote attackers to cause a denial of service.
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: 0.017 (75.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Imagemagick
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3681-1/ (vendor-advisory, Third Party Advisory)
- github.com/ImageMagick/ImageMagick/issues/964 (Exploit, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-6405?
- CVE-2018-6405 is a medium-severity vulnerability in Imagemagick, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 6.5/10. Published 2018-01-30.
- How severe is CVE-2018-6405?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-6405 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.