Vulnerability Name:

CVE-2001-1086 (CCN-6808)

Assigned:2001-07-04
Published:2001-07-04
Updated:2017-12-19
Summary: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.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Gain Access
References:Source: CCN
Type: BugTraq Mailing List, Wed Jul 04 2001 - 01:52:09 CDT
xdm cookies fast brute force

Source: CCN
Type: BugTraq Mailing List, Thu Jul 05 2001 - 10:12:42 CDT
Re: xdm cookies fast brute force

Source: CCN
Type: BugTraq Mailing List, Thu Jul 05 2001 - 09:14:30 CDT
Re: xdm cookies fast brute force

Source: CCN
Type: BugTraq Mailing List, Fri Jul 06 2001 - 08:25:30 CDT
multiple vendors XDM mis-compilation [Was: xdm cookies fast brute force]

Source: MITRE
Type: CNA
CVE-2001-1086

Source: BUGTRAQ
Type: Vendor Advisory
20010705 Re: xdm cookies fast brute force

Source: CCN
Type: OSVDB ID: 11759
XFree86 XDM gettimeofday() Predictable Cookie Weakness

Source: BUGTRAQ
Type: Exploit, Vendor Advisory
20010704 xdm cookies fast brute force

Source: BID
Type: Exploit, Patch, Vendor Advisory
2985

Source: CCN
Type: BID-2985
XDM Session Cookie Guessing Vulnerability

Source: XF
Type: UNKNOWN
xdm-cookie-brute-force(6808)

Source: XF
Type: UNKNOWN
xdm-cookie-brute-force(6808)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:xfree86_project:x11r6:3.3:*:*:*:*:*:*:*
  • OR cpe:/a:xfree86_project:x11r6:3.3.3:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    xfree86_project x11r6 3.3
    xfree86_project x11r6 3.3.3