CVE-2005-2120 Memory corruption in n/a

What is CVE-2005-2120?

CVE-2005-2120 is a medium-severity memory corruption vulnerability in Microsoft Windows 2000, published on 13 Oct 2005. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Stack-based buffer overflow in the Plug and Play (PnP) service (UMPNPMGR.DLL) in Microsoft Windows 2000 SP4, and XP SP1 and SP2, allows remote or local authenticated attackers to execute arbitrary code via a large number of "\" (backslash) characters in a registry key name, which triggers the overflow in a wsprintfW function call.

Which versions are affected by CVE-2005-2120?

It affects 2 products.

Products include Microsoft Windows 2000, Microsoft Windows Xp.

How do I fix CVE-2005-2120?

No fix has been published for CVE-2005-2120 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2005-2120 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2005-2120 exists.

Public exploit code: 1 Metasploit module and 2 Exploit-DB entries.

Other vulnerabilities in Microsoft Windows 2000

• CVE-2008-4250 Microsoft Windows Buffer Overflow Exploited Critical 9.8
• CVE-2010-0232 Microsoft Windows Kernel Exception Handler Exploited High 7.8
• CVE-2009-1123 Microsoft Windows Improper Input Validation Exploited High 7.8
• CVE-2002-0367 Microsoft Windows Privilege Escalation Exploited High 7.8
• CVE-2010-0269 Memory corruption in n/a Critical 10.0

All Microsoft Windows 2000 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-c4pq-7f26-f57v.