CVE-2005-2120

Severity: medium (CVSS 6.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 62.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2005-10-13 · updated 2026-06-16

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.

Affected products

Microsoft Windows 2000: all versions
Microsoft Windows XP Service Pack 3: all versions

References

http://secunia.com/advisories/17166
http://secunia.com/advisories/17172
http://secunia.com/advisories/17223
http://securityreason.com/securityalert/71
http://securitytracker.com/id?1015042
http://support.avaya.com/elmodocs2/security/ASA-2005-214.pdf
http://www.eeye.com/html/research/advisories/AD20051011c.html
http://www.kb.cert.org/vuls/id/214572
http://www.osvdb.org/18830
http://www.securityfocus.com/bid/15065
http://www.us-cert.gov/cas/techalerts/TA05-284A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-047

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