Vulnerability Name:

CVE-2008-4993 (CCN-46545)

Assigned:2008-08-24
Published:2008-08-24
Updated:2017-09-29
Summary:qemu-dm.debug in Xen 3.2.1 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/args temporary file.
CVSS v3 Severity:5.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/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): None
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.9 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)
5.7 Medium (Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C/E:H/RL:OF/RC:UR)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
3.3 Low (CCN CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:P/A:P)
2.7 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:P/A:P/E:H/RL:OF/RC:UR)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-59
CWE-377
Vulnerability Consequences:File Manipulation
References:Source: CONFIRM
Type: UNKNOWN
http://bugs.debian.org/496367

Source: CCN
Type: Debian Bug report logs - #496367
The possibility of attack with the help of symlinks in some Debian packages

Source: MITRE
Type: CNA
CVE-2008-4993

Source: CCN
Type: Gentoo Dev Web site
Package: xen-utils-3.2-1

Source: CONFIRM
Type: UNKNOWN
http://dev.gentoo.org/~rbu/security/debiantemp/xen-utils-3.2-1

Source: CCN
Type: xen-utils Web page
Package xen-utils-3.2-1

Source: CCN
Type: RHSA-2009-0003
Moderate: xen security and bug fix update

Source: MANDRIVA
Type: UNKNOWN
MDVSA-2009:016

Source: CCN
Type: oss-security Mailing List, Thu, 30 Oct 2008 22:53:29 +0100
CVE requests: tempfile issues for aview, mgetty, openoffice, crossfire

Source: MLIST
Type: UNKNOWN
[oss-security] 20081030 CVE requests: tempfile issues for aview, mgetty, openoffice, crossfire

Source: REDHAT
Type: UNKNOWN
RHSA-2009:0003

Source: CCN
Type: Gentoo Bugzilla Bug 235770
Tempfile issues found in Debian

Source: CONFIRM
Type: UNKNOWN
https://bugs.gentoo.org/show_bug.cgi?id=235770

Source: CCN
Type: Gentoo Bugzilla Bug 235805
app-emulation/xen-tools: audit wrt insecure temp file usage

Source: CONFIRM
Type: UNKNOWN
https://bugs.gentoo.org/show_bug.cgi?id=235805

Source: XF
Type: UNKNOWN
xen-qemudm-symlink(46545)

Source: XF
Type: UNKNOWN
xen-qemudm-symlink(46545)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:9576

Vulnerable Configuration:Configuration 1:
  • cpe:/a:xen:xen:3.2.1:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:rhel_virtualization:5:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:rhel_virtualization:5::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/a:redhat:rhel_virtualization:5::server:*:*:*:*:*

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

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:5::client:*:*:*:*:*

    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:5::server:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:28776
    P
    		RHSA-2009:0003 -- xen security and bug fix update (Moderate)
    2015-08-17
    oval:org.mitre.oval:def:21845
    P
    		ELSA-2009:0003: xen security and bug fix update (Moderate)
    2014-07-21
    oval:org.mitre.oval:def:9576
    V
    		qemu-dm.debug in Xen 3.2.1 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/args temporary file.
    2013-04-29
    oval:com.redhat.rhsa:def:20090003
    P
    		RHSA-2009:0003: xen security and bug fix update (Moderate)
    2009-01-07
    oval:com.ubuntu.precise:def:20084993000
    V
    		CVE-2008-4993 on Ubuntu 12.04 LTS (precise) - low.
    2008-11-07
    BACK
    xen xen 3.2.1