In the ffgphd and ffgtkn functions in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can deliver an FIT image to trigger this vulnerability and potentially gain code execution.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - In the ffgphd and ffgtkn functions in NASA CFITSIO 3.42, specially crafted images parsed via the library     can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can deliver an FIT image     to trigger this vulnerability and potentially gain code execution. (CVE-2018-3846)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote host is affected by the vulnerability described in GLSA-202101-24 (cfitsio: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in cfitsio. Please review       the CVE identifiers referenced below for details.
  Impact :

    Please review the referenced CVE identifiers for details.
  Workaround :

    There is no known workaround at this time.

This update backports security fixes from cfitsio 3.440

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Type	Severity
221838	Linux Distros Unpatched Vulnerability : CVE-2018-3846	Nessus	Misc.	Local	high
145426	GLSA-202101-24 : cfitsio: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	Local	high
123138	Fedora 28 : cfitsio (2019-3c1aed2aa9)	Nessus	Fedora Local Security Checks	Local	high

Detections

Analytics

CVE-2018-3846

high

Tenable Plugins

high

high

high