#VU29107 Uncontrolled Recursion in libexif - CVE-2018-20030

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Main Vulnerability Database Vulnerabilities #VU29107

#VU29107 Uncontrolled Recursion in libexif - CVE-2018-20030

Published: June 17, 2020


Vulnerability identifier: #VU29107
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-20030
CWE-ID: CWE-674
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
libexif
Software vendor:
libexif.sourceforge.net

Description

The vulnerability allows an attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to recursion issue when processing the EXIF_IFD_INTEROPERABILITY and EXIF_IFD_EXIF tags within libexif. A remote attacker can pass specially crafted data to the application and exhaust all available CPU resources.


Remediation

Install updates from vendor's website.

External links