#VU49124 Heap-based buffer overflow in TCP/IP stack - CVE-2020-25066

Vulnerability identifier: #VU49124

Vulnerability risk: High

CVSSv4.0: 8.1 [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:U/U:Amber]

CVE-ID: CVE-2020-25066

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TCP/IP stack
Other software / Other software solutions

Vendor: Placeful Inc.

Description

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

The vulnerability exists due to a boundary error in Treck HTTP Server component. A remote attacker can pass specially crafted request to the server, trigger heap-based buffer overflow and execute arbitrary code on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

TCP/IP stack: 6.0.1.66 - 6.0.1.67

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External links
https://treck.com/vulnerability-response-information/
https://ics-cert.us-cert.gov/advisories/icsa-20-353-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.