#VU24916 Buffer overflow in PPP - CVE-2020-8597

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Main Vulnerability Database Vulnerabilities #VU24916

#VU24916 Buffer overflow in PPP - CVE-2020-8597

Published: February 4, 2020 / Updated: January 25, 2021


Vulnerability identifier: #VU24916
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2020-8597
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
PPP
Software vendor:
Paul Mackerras

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the "eap_request" and "eap_response" functions in "eap.c" file in pppd. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

External links