medium
6.5
CWE
476
Advisory Published
Updated

CVE-2019-13114: Null Pointer Dereference

First published: Sun Jun 30 2019(Updated: )

A vulnerability was discovered in http.c in Exiv2 through 0.27.1 allows a malicious http server to cause a denial of service (crash due to a NULL pointer dereference) by returning a crafted response that lacks a space character. Reference: <a href="https://github.com/Exiv2/exiv2/issues/793">https://github.com/Exiv2/exiv2/issues/793</a> <a href="https://github.com/Exiv2/exiv2/pull/815">https://github.com/Exiv2/exiv2/pull/815</a>

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/exiv<0.27.2
0.27.2
debian/exiv2
0.27.3-3+deb11u2
0.27.3-3+deb11u1
0.27.6-1
0.28.3+dfsg-2
Exiv2<=0.27.1
Fedora=30
Debian=10.0
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=18.10
Ubuntu=19.04

Remedy

https://github.com/Exiv2/exiv2/issues/793

Remedy

https://github.com/Exiv2/exiv2/pull/815

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2019-13114?

    CVE-2019-13114 is rated as a denial of service vulnerability due to potential crashes from a NULL pointer dereference.

  • How do I fix CVE-2019-13114?

    To mitigate CVE-2019-13114, upgrade Exiv2 to version 0.27.2 or later.

  • What systems are affected by CVE-2019-13114?

    CVE-2019-13114 affects Exiv2 versions up to 0.27.1 and various Linux distributions including Red Hat and Debian.

  • Can CVE-2019-13114 be exploited remotely?

    Yes, CVE-2019-13114 can be exploited by a malicious HTTP server providing a crafted response.

  • What happens if I do not patch CVE-2019-13114?

    Failure to patch CVE-2019-13114 may result in application crashes and service interruptions.

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