#VU54561 Input validation error in postsrsd - CVE-2021-35525

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Main Vulnerability Database Vulnerabilities #VU54561

#VU54561 Input validation error in postsrsd - CVE-2021-35525

Published: July 6, 2021


Vulnerability identifier: #VU54561
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-35525
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
postsrsd
Software vendor:
roehling (Timo Röhling)

Description

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

The vulnerability exists due to insufficient validation of input when processing certain log data fields from Postfix, such as multiple concatenated email addresses. A remote attacker can force Postfix under certain circumstances pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links