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CVE-2018-16643

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Date: September 6, 2018

The functions ReadDCMImage in coders/dcm.c, ReadPWPImage in coders/pwp.c, ReadCALSImage in coders/cals.c, and ReadPICTImage in coders/pict.c in ImageMagick 7.0.8-4 do not check the return value of the fputc function, which allows remote attackers to cause a denial of service via a crafted image file.

Language: C

Severity Score

Related Resources (10)

https://access.redhat.com/security/cve/CVE-2018-16643
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-16643
https://nvd.nist.gov/vuln/detail/CVE-2018-16643
https://usn.ubuntu.com/3785-1/
https://github.com/ImageMagick/ImageMagick/issues/1199
https://security-tracker.debian.org/tracker/CVE-2018-16643
https://github.com/ImageMagick/ImageMagick/commit/6b6bff054d569a77973f2140c0e86366e6168a6c
https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html
https://lists.debian.org/debian-lts-announce/2018/10/msg00002.html
https://www.mend.io/vulnerability-database/CVE-2018-16643

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Unchecked Return Value

CWE-252

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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