Vulnerability Name:

CVE-2007-1859 (CCN-34054)

Assigned:2007-05-02
Published:2007-05-02
Updated:2017-10-11
Summary:XScreenSaver 4.10, when using a remote directory service for credentials, does not properly handle the results from the getpwuid function in drivers/lock.c when there is no network connectivity, which causes XScreenSaver to crash and unlock the screen and allows local users to bypass authentication.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Local
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:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.4 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-287
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2007-1859

Source: OSVDB
Type: UNKNOWN
35531

Source: CCN
Type: RHSA-2007-0322
Important: xscreensaver security update

Source: CCN
Type: SA25065
XScreenSaver "getpwuid()" Authentication Bypass Weakness

Source: SECUNIA
Type: Vendor Advisory
25065

Source: SECUNIA
Type: Vendor Advisory
25105

Source: SECUNIA
Type: Vendor Advisory
25116

Source: SECUNIA
Type: Vendor Advisory
25118

Source: SECUNIA
Type: Vendor Advisory
25119

Source: SECUNIA
Type: Vendor Advisory
25225

Source: SECUNIA
Type: UNKNOWN
25610

Source: GENTOO
Type: UNKNOWN
GLSA-200705-14

Source: CCN
Type: SECTRACK ID: 1017996
XScreenSaver LDAP Authentication Error Lets Physically Local Users Bypass the Password Feature

Source: CCN
Type: ASA-2007-264
XScreenSaver security update (RHSA-2007-0322)

Source: CCN
Type: GLSA-200705-14
XScreenSaver: Privilege escalation

Source: CCN
Type: XScreenSaver Web site
XScreenSaver

Source: MANDRIVA
Type: UNKNOWN
MDKSA-2007:097

Source: SUSE
Type: UNKNOWN
SUSE-SR:2007:009

Source: CCN
Type: OSVDB ID: 35531
XScreenSaver getpwuid() Failed Network Authentication Screen Lock Bypass

Source: REDHAT
Type: Patch, Vendor Advisory
RHSA-2007:0322

Source: BID
Type: UNKNOWN
23783

Source: CCN
Type: BID-23783
Xscreensaver Local Denial Of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1017996

Source: CCN
Type: USN-474-1
xscreensaver vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-474-1

Source: CCN
Type: Red Hat Bugzilla Bug 237003
CVE-2007-1859 xscreensaver authentication bypass

Source: XF
Type: UNKNOWN
xscreensaver-getpwuid-authentication-bypass(34054)

Source: XF
Type: UNKNOWN
xscreensaver-getpwuid-authentication-bypass(34054)

Source: CONFIRM
Type: UNKNOWN
https://issues.rpath.com/browse/RPL-1293

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:11459

Vulnerable Configuration:Configuration 1:
  • cpe:/o:redhat:enterprise_linux:2.1:*:advanced_server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:2.1:*:enterprise_server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:2.1:*:workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:3.0:*:advanced_servers:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:3.0:*:enterprise_server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:3.0:*:workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4.0:*:advanced_server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4.0:*:enterprise_server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:4.0:*:workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:linux_advanced_workstation:2.1:*:itanium:*:*:*:*:*
  • AND
  • cpe:/a:xscreensaver:xscreensaver:4.10:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:4:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:4::as:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:4::desktop:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:4::es:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20071859
    V
    		CVE-2007-1859
    2015-11-16
    oval:org.mitre.oval:def:11459
    V
    		XScreenSaver 4.10, when using a remote directory service for credentials, does not properly handle the results from the getpwuid function in drivers/lock.c when there is no network connectivity, which causes XScreenSaver to crash and unlock the screen and allows local users to bypass authentication.
    2013-04-29
    oval:com.redhat.rhsa:def:20070322
    P
    		RHSA-2007:0322: xscreensaver security update (Moderate)
    2007-05-02
    BACK
    redhat enterprise linux 2.1
    redhat enterprise linux 2.1
    redhat enterprise linux 2.1
    redhat enterprise linux 3.0
    redhat enterprise linux 3.0
    redhat enterprise linux 3.0
    redhat enterprise linux 4.0
    redhat enterprise linux 4.0
    redhat enterprise linux 4.0
    redhat enterprise linux desktop 3.0
    redhat enterprise linux desktop 4.0
    redhat linux advanced workstation 2.1
    xscreensaver xscreensaver 4.10