Allocation of Resources Without Limits or Throttling in Exiv2 - CVE-2020-18899

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Main Vulnerability Database Vulnerabilities #VU84708

Allocation of Resources Without Limits or Throttling in Exiv2 - CVE-2020-18899

Published: December 22, 2023


Vulnerability identifier: #VU84708
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-18899
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Exiv2
Software vendor:
GNU

Description

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

The vulnerability exists due to an uncontrolled memory allocation in DataBufdata(subBox.length-sizeof(box)) function. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links