acpid socket denial of service

acpid-socket-dos (50060) The risk level is classified as MediumMedium Risk

Description:

acpid is vulnerable to a denial of service, caused by the improper closing of UNIX sockets. A local attacker could exploit this vulnerability to consume all available UNIX sockets and cause the daemon to enter into an infinite loop and hang.

*CVSS:

Base Score: 2.1
  Access Vector: Local
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 1.6
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of acpid (1.0.10 or later), available from SourceForge.net. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

  • Red Hat Bugzilla Bug 494443: CVE-2009-0798 acpid: too many open files DoS.
  • SourceForge.net: acpid - the ACPI event daemon.
  • VMSA-2010-0006: ESX Service Console updates for samba and acpid.
  • ASA-2009-165: acpid security update (RHSA-2009-0474)
  • BID-34692: acpid Local Denial of Service Vulnerability
  • CVE-2009-0798: ACPI Event Daemon (acpid) before 1.0.10 allows remote attackers to cause a denial of service (CPU consumption and connectivity loss) by opening a large number of UNIX sockets without closing them, which triggers an infinite loop.
  • DSA-1786: acpid -- denial of service
  • GLSA-200905-06: acpid: Denial of Service
  • MDVSA-2009:107: acpid
  • MDVSA-2009:107-1: acpid
  • RHSA-2009-0474: Moderate: acpid security update
  • SA34838: acpid Socket Exhaustion Denial of Service Vulnerability
  • SA39147: VMware ESX Server 4 Update for samba and acpid
  • SA39162: VMware vMA Samba and acpid Multiple Vulnerabilities
  • SA39218: VMware ESX Server Samba Multiple Vulnerabilities
  • SECTRACK ID: 1022182: acpid Socket Processing Bug Lets Remote Users Deny Service
  • USN-766-1: acpid vulnerability

Platforms Affected:

  • acpid acpid 1.0.0
  • acpid acpid 1.0.1
  • acpid acpid 1.0.2
  • acpid acpid 1.0.3
  • acpid acpid 1.0.6
  • acpid acpid 1.0.8
  • Canonical Ubuntu 6.06 LTS
  • Canonical Ubuntu 8.04 LTS
  • Canonical Ubuntu 8.10
  • Debian Debian Linux 4.0
  • Debian Debian Linux 5.0
  • Gentoo Linux
  • MandrakeSoft Mandrake Linux 2008.0
  • MandrakeSoft Mandrake Linux 2008.0 X86_64
  • MandrakeSoft Mandrake Linux 2008.1 X86_64
  • MandrakeSoft Mandrake Linux 2008.1
  • MandrakeSoft Mandrake Linux Corporate Server 3.0 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 3.0
  • MandrakeSoft Mandrake Linux Corporate Server 4.0
  • MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
  • MandrakeSoft Mandrake Multi Network Firewall 2.0
  • Mandriva Linux 2009.0
  • Mandriva Linux 2009.0 X86_64
  • Mandriva Linux 2009.1 X86_64
  • Mandriva Linux 2009.1
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4.7.z AS
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5.3.z EUS
  • RedHat Enterprise Linux Long Life 5.3
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • RedHat Red Hat Enterprise Linux 4.7.z ES
  • VMware vMA 4.0

Reported:

Apr 21, 2009

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