#VU70396 Race condition in OpenSSH - CVE-2003-1562

Vulnerability identifier: #VU70396

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2003-1562

CWE-ID: CWE-362

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenSSH
Server applications / Remote management servers, RDP, SSH

Vendor: OpenSSH

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a race condition. A remote attacker can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OpenSSH: 3.0 - 3.6p1

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External links
https://www.securityfocus.com/archive/1/320153
https://www.securityfocus.com/archive/1/320302
https://www.securityfocus.com/archive/1/320440
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=248747
https://www.securityfocus.com/bid/7482

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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.