high
7.8
CWE
119 787
Advisory Published
CVE Published
CVE Published
Updated

CVE-2018-5345: Buffer Overflow

First published: Tue Dec 19 2017(Updated: )

A stack-based buffer overflow within GNOME gcab through 0.7.4 can be exploited by malicious attackers to cause a crash or, potentially, execute arbitrary code via a crafted .cab file.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/gcab<1.0
1.0
ubuntu/gcab<0.7-4ubuntu0.1
0.7-4ubuntu0.1
ubuntu/gcab<0.7-7
0.7-7
ubuntu/gcab<0.7-1ubuntu0.1
0.7-1ubuntu0.1
debian/gcab
1.4-3
1.5-1
1.6-1
Fedora
GNOME libraries<=0.7.4
Ubuntu Linux=16.04
Ubuntu Linux=17.10
Debian=9.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.5
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Workstation=7.0

Remedy

https://git.gnome.org/browse/gcab/commit/?id=bd2abee5f0a9b5cbe3a1ab1f338c4fb8f6ca797b

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2018-5345?

    CVE-2018-5345 is rated as a critical vulnerability due to its potential to allow arbitrary code execution through a crafted .cab file.

  • How do I fix CVE-2018-5345?

    To mitigate CVE-2018-5345, update the GNOME gcab package to version 1.0 or above for Red Hat, or to 0.7-4ubuntu0.1 or later for Ubuntu.

  • What software is affected by CVE-2018-5345?

    CVE-2018-5345 affects GNOME gcab versions up to and including 0.7.4.

  • What type of attack does CVE-2018-5345 enable?

    CVE-2018-5345 enables a stack-based buffer overflow attack that could potentially crash the application or execute arbitrary code.

  • Is there a workaround for CVE-2018-5345?

    Disabling the ability to process .cab files is a temporary workaround until the software can be updated to patch CVE-2018-5345.

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