Vulnerability Name:

CVE-2008-1944 (CCN-42388)

Assigned:2008-05-13
Published:2008-05-13
Updated:2017-09-29
Summary:Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via "bogus screen updates," related to missing validation of the "format of messages."
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:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
5.3 Medium (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
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-119
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2008-1944

Source: CCN
Type: RHSA-2008-0194
Important: xen security and bug fix update

Source: SECUNIA
Type: Vendor Advisory
29963

Source: CCN
Type: SECTRACK ID: 1020009
Xen PVFB Format Validation Bug Lets Local Users Deny Service or Gain Elevated Privileges

Source: REDHAT
Type: UNKNOWN
RHSA-2008:0194

Source: BID
Type: UNKNOWN
29186

Source: CCN
Type: BID-29186
Xen Para-Virtualized Framebuffer Message Format Denial Of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1020009

Source: CCN
Type: Xen Web site
Xen Community

Source: CONFIRM
Type: UNKNOWN
https://bugzilla.redhat.com/show_bug.cgi?id=443390

Source: XF
Type: UNKNOWN
xen-pvfb-message-dos(42388)

Source: XF
Type: UNKNOWN
xen-pvfb-message-dos(42388)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:10868

Vulnerable Configuration:Configuration 1:
  • cpe:/o:redhat:desktop:5:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5.0:*:client:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5.0:*:server:*:*:*:*:*
  • OR cpe:/o:redhat:virtualization_server:5:*:*:*:*:*:*:*
  • AND
  • cpe:/a:xensource:xen:3.0:*:*:*:*:*:*:*
  • OR cpe:/a:xensource:xen:3.0.3:*:*:*:*:*:*:*

    • 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:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:xensource:xen:3.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:xensource:xen:3.0:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
  • OR cpe:/a:redhat:rhel_virtualization:5:*:server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5:*:server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5:*:client:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:22720
    P
    		ELSA-2008:0194: xen security and bug fix update (Important)
    2014-05-26
    oval:org.mitre.oval:def:10868
    V
    		Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via "bogus screen updates," related to missing validation of the "format of messages."
    2013-04-29
    oval:com.redhat.rhsa:def:20080194
    P
    		RHSA-2008:0194: xen security and bug fix update (Important)
    2008-05-13
    BACK
    redhat desktop 5
    redhat enterprise linux 5.0
    redhat enterprise linux 5.0
    redhat virtualization server 5
    xensource xen 3.0
    xensource xen 3.0.3
    xensource xen 3.0.3
    xensource xen 3.0
    redhat enterprise linux 5
    redhat rhel virtualization 5
    redhat enterprise linux 5
    redhat enterprise linux 5