low
3.5
CWE
20
Advisory Published
Updated

CVE-2014-2287: Input Validation

First published: Fri Apr 18 2014(Updated: )

channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.26.1, 11.8.x before 11.8.1, and 12.1.x before 12.1.1, and Certified Asterisk 1.8.15 before 1.8.15-cert5 and 11.6 before 11.6-cert2, when chan_sip has a certain configuration, allows remote authenticated users to cause a denial of service (channel and file descriptor consumption) via an INVITE request with a (1) Session-Expires or (2) Min-SE header with a malformed or invalid value.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Digium Asterisk Appliance Developer Kit=1.8.0.0
Digium Asterisk Appliance Developer Kit=1.8.0.0-beta1
Digium Asterisk Appliance Developer Kit=1.8.0.0-beta2
Digium Asterisk Appliance Developer Kit=1.8.0.0-beta3
Digium Asterisk Appliance Developer Kit=1.8.0.0-beta4
Digium Asterisk Appliance Developer Kit=1.8.0.0-beta5
Digium Asterisk Appliance Developer Kit=1.8.0.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.0.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.0.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.0.0-rc4
Digium Asterisk Appliance Developer Kit=1.8.0.0-rc5
Digium Asterisk Appliance Developer Kit=1.8.1.0
Digium Asterisk Appliance Developer Kit=1.8.1.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.2.0
Digium Asterisk Appliance Developer Kit=1.8.2.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.3.0
Digium Asterisk Appliance Developer Kit=1.8.3.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.3.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.3.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.4.0
Digium Asterisk Appliance Developer Kit=1.8.4.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.4.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.4.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.5.0
Digium Asterisk Appliance Developer Kit=1.8.5.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.6.0
Digium Asterisk Appliance Developer Kit=1.8.6.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.6.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.6.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.7.0
Digium Asterisk Appliance Developer Kit=1.8.7.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.7.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.8.0
Digium Asterisk Appliance Developer Kit=1.8.8.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.8.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.8.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.8.0-rc4
Digium Asterisk Appliance Developer Kit=1.8.8.0-rc5
Digium Asterisk Appliance Developer Kit=1.8.9.0
Digium Asterisk Appliance Developer Kit=1.8.9.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.9.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.9.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.10.0
Digium Asterisk Appliance Developer Kit=1.8.10.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.10.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.10.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.10.0-rc4
Digium Asterisk Appliance Developer Kit=1.8.11.0
Digium Asterisk Appliance Developer Kit=1.8.11.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.11.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.11.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.12.0
Digium Asterisk Appliance Developer Kit=1.8.12.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.12.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.12.0-rc3
Digium Asterisk Appliance Developer Kit=1.8.13.0
Digium Asterisk Appliance Developer Kit=1.8.13.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.13.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.14.0-rc1
Digium Asterisk Appliance Developer Kit=1.8.14.0-rc2
Digium Asterisk Appliance Developer Kit=1.8.15
Digium Asterisk Appliance Developer Kit=1.8.15-cert1
Digium Asterisk Appliance Developer Kit=1.8.15-cert1_rc1
Digium Asterisk Appliance Developer Kit=1.8.15-cert1_rc2
Digium Asterisk Appliance Developer Kit=1.8.15-cert1_rc3
Digium Asterisk Appliance Developer Kit=1.8.15-cert2
Digium Asterisk Appliance Developer Kit=1.8.15-cert3
Digium Asterisk Appliance Developer Kit=1.8.15-cert4
Digium Asterisk Appliance Developer Kit=11.6-cert1
Digium Asterisk Appliance Developer Kit=11.6-cert1_rc1
Digium Asterisk Appliance Developer Kit=11.6-cert1_rc2
Digium Asterisk Appliance Developer Kit=11.6.0
Digium Asterisk Appliance Developer Kit=11.6.0-rc1
Digium Asterisk Appliance Developer Kit=11.6.0-rc2
Asterisk=1.8.0
Asterisk=1.8.0-beta1
Asterisk=1.8.0-beta2
Asterisk=1.8.0-beta3
Asterisk=1.8.0-beta4
Asterisk=1.8.0-beta5
Asterisk=1.8.0-rc2
Asterisk=1.8.0-rc3
Asterisk=1.8.0-rc4
Asterisk=1.8.0-rc5
Asterisk=1.8.1
Asterisk=1.8.1-rc1
Asterisk=1.8.1.1
Asterisk=1.8.1.2
Asterisk=1.8.2
Asterisk=1.8.2.1
Asterisk=1.8.2.2
Asterisk=1.8.2.3
Asterisk=1.8.2.4
Asterisk=1.8.3
Asterisk=1.8.3-rc1
Asterisk=1.8.3-rc2
Asterisk=1.8.3-rc3
Asterisk=1.8.3.1
Asterisk=1.8.3.2
Asterisk=1.8.3.3
Asterisk=1.8.4
Asterisk=1.8.4-rc1
Asterisk=1.8.4-rc2
Asterisk=1.8.4-rc3
Asterisk=1.8.4.1
Asterisk=1.8.4.2
Asterisk=1.8.4.3
Asterisk=1.8.4.4
Asterisk=1.8.5
Asterisk=1.8.5-rc1
Asterisk=1.8.5.0
Asterisk=1.8.6.0
Asterisk=1.8.6.0-rc1
Asterisk=1.8.6.0-rc2
Asterisk=1.8.6.0-rc3
Asterisk=1.8.7.0
Asterisk=1.8.7.0-rc1
Asterisk=1.8.7.0-rc2
Asterisk=1.8.7.1
Asterisk=1.8.8.0
Asterisk=1.8.8.0
Asterisk=1.8.8.0-patch
Asterisk=1.8.8.0-rc1
Asterisk=1.8.8.0-rc2
Asterisk=1.8.8.0-rc3
Asterisk=1.8.8.0-rc4
Asterisk=1.8.8.0-rc5
Asterisk=1.8.8.1
Asterisk=1.8.8.2
Asterisk=1.8.9.0
Asterisk=1.8.9.0
Asterisk=1.8.9.0-rc1
Asterisk=1.8.9.0-rc2
Asterisk=1.8.9.0-rc3
Asterisk=1.8.9.1
Asterisk=1.8.9.2
Asterisk=1.8.9.3
Asterisk=1.8.10.0
Asterisk=1.8.10.0
Asterisk=1.8.10.0-rc1
Asterisk=1.8.10.0-rc2
Asterisk=1.8.10.0-rc3
Asterisk=1.8.10.0-rc4
Asterisk=1.8.10.1
Asterisk=1.8.11.0
Asterisk=1.8.11.0
Asterisk=1.8.11.0-patch
Asterisk=1.8.11.0-rc2
Asterisk=1.8.11.0-rc3
Asterisk=1.8.11.1
Asterisk=1.8.11.1
Asterisk=1.8.11.1-patch
Asterisk=1.8.12
Asterisk=1.8.12.0
Asterisk=1.8.12.0
Asterisk=1.8.12.0-rc1
Asterisk=1.8.12.0-rc2
Asterisk=1.8.12.0-rc3
Asterisk=1.8.12.1
Asterisk=1.8.12.2
Asterisk=1.8.13.0
Asterisk=1.8.13.0-rc1
Asterisk=1.8.13.0-rc2
Asterisk=1.8.13.1
Asterisk=1.8.14.0
Asterisk=1.8.14.0-patch
Asterisk=1.8.14.0-rc1
Asterisk=1.8.14.0-rc2
Asterisk=1.8.14.1
Asterisk=1.8.14.1
Asterisk=1.8.14.1-patch
Asterisk=1.8.15.0
Asterisk=1.8.15.0
Asterisk=1.8.15.0-rc1
Asterisk=1.8.15.1
Asterisk=1.8.16.0
Asterisk=1.8.16.0
Asterisk=1.8.16.0-rc1
Asterisk=1.8.16.0-rc2
Asterisk=1.8.17.0
Asterisk=1.8.17.0
Asterisk=1.8.17.0-patch
Asterisk=1.8.17.0-rc1
Asterisk=1.8.17.0-rc2
Asterisk=1.8.17.0-rc3
Asterisk=1.8.18.0
Asterisk=1.8.18.0
Asterisk=1.8.18.0-rc1
Asterisk=1.8.18.1
Asterisk=1.8.19.0
Asterisk=1.8.19.0
Asterisk=1.8.19.0-rc1
Asterisk=1.8.19.0-rc3
Asterisk=1.8.19.1
Asterisk=1.8.20.0
Asterisk=1.8.20.0-patch
Asterisk=1.8.20.0-rc1
Asterisk=1.8.20.0-rc2
Asterisk=1.8.20.1
Asterisk=1.8.20.1-patch
Asterisk=1.8.20.2
Asterisk=1.8.20.2-patch
Asterisk=1.8.21.0
Asterisk=1.8.21.0-rc1
Asterisk=1.8.21.0-rc2
Asterisk=1.8.22.0
Asterisk=1.8.22.0-rc1
Asterisk=1.8.22.0-rc2
Asterisk=1.8.23.0
Asterisk=1.8.23.0-patch
Asterisk=1.8.23.0-rc1
Asterisk=1.8.23.0-rc2
Asterisk=1.8.23.1
Asterisk=1.8.24.0
Asterisk=1.8.24.0-rc1
Asterisk=1.8.24.0-rc2
Asterisk=1.8.24.1
Asterisk=1.8.25.0
Asterisk=1.8.25.0-rc1
Asterisk=1.8.25.0-rc2
Asterisk=1.8.26.0
Asterisk=1.8.26.0-rc1
Asterisk=11.8.0
Asterisk=11.8.0-rc1
Asterisk=11.8.0-rc2
Asterisk=11.8.0-rc3
Asterisk=12.1.0
Asterisk=12.1.0-rc1
Asterisk=12.1.0-rc2
Asterisk=12.1.0-rc3
Fedora=19
Fedora=20

Remedy

http://downloads.asterisk.org/pub/security/AST-2014-002-1.8.diff

Remedy

http://downloads.asterisk.org/pub/security/AST-2014-002.html

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2014-2287?

    CVE-2014-2287 has a medium severity rating as it allows remote authenticated users to cause a denial of service.

  • How do I fix CVE-2014-2287?

    To fix CVE-2014-2287, upgrade Asterisk to the latest version where this vulnerability is patched, specifically versions 1.8.26.1, 11.8.1, 12.1.1, and corresponding certified Asterisk versions.

  • Who is affected by CVE-2014-2287?

    CVE-2014-2287 affects Asterisk Open Source and Certified Asterisk versions earlier than the specified patched versions.

  • What type of vulnerability is CVE-2014-2287?

    CVE-2014-2287 is classified as a denial of service vulnerability.

  • Can CVE-2014-2287 be exploited remotely?

    Yes, CVE-2014-2287 can be exploited by remote authenticated users.

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