Stack-based buffer overflow in FortiWeb - CVE-2020-29019

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Main Vulnerability Database Vulnerabilities #VU49280

Stack-based buffer overflow in FortiWeb - CVE-2020-29019

Published: January 5, 2021


Vulnerability identifier: #VU49280
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-29019
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
FortiWeb
Software vendor:
Fortinet, Inc

Description

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

The vulnerability exists due to a boundary error when processing HTTP cookies. A remote authenticated user can send a specially crafted HTTP request with a malformed HTTP cookies and crash the httpd daemon.


Remediation

Install updates from vendor's website.

External links