#VU24491 Input validation error in ModSecurity - CVE-2019-19886

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Main Vulnerability Database Vulnerabilities #VU24491

#VU24491 Input validation error in ModSecurity - CVE-2019-19886

Published: January 22, 2020


Vulnerability identifier: #VU24491
Vulnerability risk: 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-2019-19886
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
ModSecurity
Software vendor:
Trustwave

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in "Transaction::addRequestHeader" in transaction.cc. A remote attacker can send specially crafted crafted requests to the server and cause a denial of service condition on the target system.


Remediation

Install updates from vendor's website.

External links