What’s Vulnerable › Vulnerabilities

CVE-2001-1086

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-07-04 · updated 2026-06-16

Description

XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.

Affected products

• Xfree86 Project X11R6: 3.3, 3.3.3

References

• http://online.securityfocus.com/archive/1/195008
• http://www.securityfocus.com/archive/1/194907
• http://www.securityfocus.com/bid/2985
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6808
• http://online.securityfocus.com/archive/1/195008
• http://www.securityfocus.com/archive/1/194907
• http://www.securityfocus.com/bid/2985
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6808

Get alerted when CVE-2001-1086 or the next vulnerability affects your stack