Vulnerability CVE-2009-0871 - CERT Civis.Net

Vulnerability Name:

CVE-2009-0871 (CCN-49185)

Assigned:

2009-03-10

Published:

2009-03-10

Updated:

2018-10-10

Summary:

The SIP channel driver in Asterisk Open Source 1.4.22, 1.4.23, and 1.4.23.1; 1.6.0 before 1.6.0.6; 1.6.1 before 1.6.1.0-rc2; and Asterisk Business Edition C.2.3, with the pedantic option enabled, allows remote authenticated users to cause a denial of service (crash) via a SIP INVITE request without any headers, which triggers a NULL pointer dereference in the (1) sip_uri_headers_cmp and (2) sip_uri_params_cmp functions.

CVSS v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Exploitability Metrics:	Attack Vector (AV): Network 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:

3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:P)
2.6 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:N/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

Vulnerability Consequences:

Denial of Service

References:

Source: CONFIRM
Type: UNKNOWN
http://bugs.digium.com/view.php?id=13547

Source: CONFIRM
Type: UNKNOWN
http://bugs.digium.com/view.php?id=14417

Source: MITRE
Type: CNA
CVE-2009-0871

Source: CCN
Type: AST-2009-002
Remote Crash Vulnerability in SIP channel driver

Source: CONFIRM
Type: Patch, Vendor Advisory
http://downloads.digium.com/pub/security/AST-2009-002.html

Source: OSVDB
Type: UNKNOWN
52568

Source: CCN
Type: SA34229
Asterisk "pedantic" SIP Processing Denial of Service

Source: SECUNIA
Type: Vendor Advisory
34229

Source: CCN
Type: SECTRACK ID: 1021834
Asterisk Bug in Processing SIP INVITE Request with NULL Header Values Lets Remote Authenticated Users Deny Service

Source: CCN
Type: OSVDB ID: 52568
Asterisk SIP Channel Driver Pedantic Functionality Malformed SIP INVITE Message Remote DoS

Source: BUGTRAQ
Type: UNKNOWN
20090310 AST-2009-002: Remote Crash Vulnerability in SIP channel driver

Source: BID
Type: Patch
34070

Source: CCN
Type: BID-34070
Asterisk Pedantic Mode SIP Channel Driver INVITE Header Remote Denial of Service Vulnerability

Source: SECTRACK
Type: UNKNOWN
1021834

Source: VUPEN
Type: UNKNOWN
ADV-2009-0667

Source: XF
Type: UNKNOWN
asterisk-sipuriparamscmp-dos(49185)

Vulnerable Configuration:

Configuration 1:

cpe:/a:digium:asterisk:1.4.22:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.4.23:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.4.23.1:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta2:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta3:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta4:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta5:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta6:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta7:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta7.1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta8:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:beta9:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:rc4:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:rc5:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0:rc6:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.1:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.2:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.3:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.3:rc1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.4:rc1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.0.5:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:*:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:beta1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:beta2:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:beta3:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:beta4:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:1.6.1:rc1:*:*:*:*:*:*

OR cpe:/a:digium:asterisk:c.2.3:-:business:*:*:*:*:*

Configuration CCN 1:

cpe:/a:digium:asterisk:c.2.3:-:business:*:*:*:*:*

Denotes that component is vulnerable