CVE-2010-1885

Description

The MPC::HexToNum function in helpctr.exe in Microsoft Windows Help and Support Center in Windows XP and Windows Server 2003 does not properly handle malformed escape sequences, which allows remote attackers to bypass the trusted documents whitelist (fromHCP option) and execute arbitrary commands via a crafted hcp:// URL, aka Help Center URL Validation Vulnerability.

Risk Information

Base Score

8.8

MODERATE

Vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

91.196

Associated Vulnerability

Vulnerability	OS Platform
Security Update for Windows XP (KB2229593) x86 based systems	Windows
Security Update for Windows Server 2003 (KB2229593)	Windows
Security Update for Windows XP x64 Edition (KB2229593)	Windows
Security Update for Windows XP (KB2229593) x86 based systems for SP3	Windows
Security Update for Windows Server 2003 x64 Edition (KB2229593)	Windows

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234