Vulnerability Name:

CVE-2011-3346 (CCN-69685)

Assigned:2011-09-07
Published:2011-09-07
Updated:2023-02-13
Summary:Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command.
Note: this is only a vulnerability when root has manually modified certain permissions or ACLs.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/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): None
Availibility (A): Low
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C)
3.0 Low (Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/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): None
Integrity (I): None
Availibility (A): Partial
4.0 Medium (REDHAT CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C)
3.0 Low (REDHAT Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: QEMU Web page
QEMU

Source: MITRE
Type: CNA
CVE-2011-3346

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: RHSA-2011-1401
Moderate: xen security and bug fix update

Source: CCN
Type: SA45886
Qemu "scsi_disk_emulate_command()" Denial of Service Weakness

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: OSVDB ID: 75279
Qemu hw/scsi-disk.c scsi_disk_emulate_command() Function Command Parsing Local Overflow DoS

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: BID-49545
QEMU 'scsi_disk_emulate_command()' Function Local Denial of Service Vulnerability

Source: CCN
Type: Red Hat Bugzilla Bug 736038
CVE-2011-3346 qemu: local DoS with SCSI CD-ROM

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: XF
Type: UNKNOWN
qemu-scsidiskemulatecommand-dos(69685)

Source: secalert@redhat.com
Type: Exploit, Patch
secalert@redhat.com

Source: secalert@redhat.com
Type: Exploit, Patch
secalert@redhat.com

Vulnerable Configuration: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:fabrice_bellard:qemu:0.8.2:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
  • OR cpe:/a:redhat:rhel_virtualization: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:22448
    P
    		ELSA-2011:1401: xen security and bug fix update (Moderate)
    2014-05-26
    oval:com.ubuntu.precise:def:20113346000
    V
    		CVE-2011-3346 on Ubuntu 12.04 LTS (precise) - low.
    2014-04-01
    oval:org.mitre.oval:def:21955
    P
    		RHSA-2011:1401: xen security and bug fix update (Moderate)
    2014-02-24
    oval:org.opensuse.security:def:20113346
    V
    		CVE-2011-3346
    2013-08-14
    oval:com.redhat.rhsa:def:20111401
    P
    		RHSA-2011:1401: xen security and bug fix update (Moderate)
    2011-10-24
    BACK
    fabrice_bellard qemu 0.8.2
    redhat enterprise linux 5
    redhat rhel virtualization 5
    redhat enterprise linux 5