Digium Asterisk prior 10.0.0 resource management

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4.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Digium Asterisk and classified as problematic. Affected is an unknown function. This manipulation causes resource management. This vulnerability is registered as CVE-2012-3863. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Digium Asterisk (Communications System). It has been declared as problematic. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.

The weakness was published 07/09/2012 (Website). The advisory is shared at downloads.asterisk.org. This vulnerability is known as CVE-2012-3863 since 07/06/2012. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 60064 (Asterisk Endpoint Provisional Response Parsing RTP Port Consumption Remote DoS (AST-2012-010)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc..

Upgrading to version 10.0.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (60064), SecurityFocus (BID 54327†), Secunia (SA50687†) and Vulnerability Center (SBV-35738†). Similar entry is available at VDB-61231. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Communications System

Vendor

• Digium

Name

• Asterisk

Version

• 0.1.0
• 0.1.1
• 0.1.2
• 0.1.3
• 0.1.4
• 0.1.5
• 0.1.6
• 0.1.7
• 0.1.8
• 0.1.9
• 0.1.9.1
• 0.1.10
• 0.1.11
• 0.1.12
• 0.2
• 0.2.0
• 0.3
• 0.3.0
• 0.4
• 0.4.0
• 0.5.0
• 0.6.0
• 0.7
• 0.7.0
• 0.7.1
• 0.7.2
• 0.9
• 1
• 1.0
• 1.0 Rc1
• 1.0 Rc2
• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.1.0.1
• 1.2
• 1.2 Beta1
• 1.2 Beta2
• 1.2.0 Beta1
• 1.2.0 Beta2
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.2.12
• 1.2.12.1
• 1.2.13
• 1.2.14
• 1.2.15
• 1.2.16
• 1.2.17
• 1.2.18
• 1.2.20
• 1.2.21
• 1.2.21.1
• 1.2.22
• 1.2.24
• 1.2.26
• 1.2.26.1
• 1.2.26.2
• 1.2.27
• 1.2.28
• 1.2.29
• 1.2.30
• 1.2.30.2
• 1.2.30.3
• 1.4
• 1.4 Beta
• 1.4.0
• 1.4.0 Beta1
• 1.4.0 Beta2
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4 2007-04-27
• 1.4.4_2007-04-27
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.7.1
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12
• 1.4.14
• 1.4.18
• 1.4.19
• 1.4.21.1
• 1.4.22
• 1.4.23
• 1.4.23.1
• 1.4.44
• 1.4.44, 1.6.2.23, 1.8.10.1
• 1.4.44, 1.6.2.23, 1.8.10.1, 10.2.1
• 1.4_beta
• 1.6
• 1.6.0
• 1.6.0 Beta1
• 1.6.0 Beta2
• 1.6.0 Beta3
• 1.6.0 Beta4
• 1.6.0 Beta5
• 1.6.0.1
• 1.6.0.2
• 1.6.0.3
• 1.6.0.4
• 1.6.0.5
• 1.6.1
• 1.6.1.5
• 1.6.1.19
• 1.6.2.1
• 1.6.2.23
• 1.6.2.24
• 1.6.2.24, 1.8.11.1
• 1.8
• 1.8.0
• 1.8.1
• 1.8.1.1
• 1.8.1.2
• 1.8.2
• 1.8.2.1
• 1.8.2.2
• 1.8.2.3
• 1.8.2.4
• 1.8.3
• 1.8.3.1
• 1.8.3.2
• 1.8.3.3
• 1.8.4
• 1.8.4.1
• 1.8.4.2
• 1.8.4.3
• 1.8.4.4
• 1.8.5.0
• 1.8.6.0
• 1.8.7
• 1.8.7.0
• 1.8.7.1
• 1.8.7.2
• 1.8.8.0
• 1.8.8.1
• 1.8.9.0
• 1.8.10.0
• 1.8.10.1
• 1.8.11
• 1.8.11.0
• 1.8.12
• 1.8.12.0
• 1.8.12.1
• 1.8.15
• 1.8.15.1
• 1.8.17.0
• 1.8.18.0
• 1.8.18.1
• 1.8.19.0
• 1.8.19.1
• 1.8.20.0
• 1.8.20.2
• 1.8.21.0
• 1.8.22.0
• 1.8.23.0
• 1.8.23.1
• 1.8.24.0
• 1.8.24.1
• 1.8.27-cert4
• 1.8.28-cert4
• 1.8.28.0
• 1.8.32.0
• 1.8.32.1
• 1.8.32.2
• 10

License

• open-source

Website

• Vendor: https://www.digium.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 60064
Nessus Name: Asterisk Endpoint Provisional Response Parsing RTP Port Consumption Remote DoS (AST-2012-010)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 72408
OpenVAS Name: Debian Security Advisory DSA 2550-1 (asterisk)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Asterisk 10.0.0

Timelineinfo

07/05/2012 🔍
07/06/2012 +1 days 🔍
07/09/2012 +3 days 🔍
07/09/2012 +0 days 🔍
07/09/2012 +0 days 🔍
07/19/2012 +10 days 🔍
07/26/2012 +7 days 🔍
09/19/2012 +55 days 🔍
03/23/2015 +915 days 🔍
12/05/2021 +2449 days 🔍

Sourcesinfo

Vendor: digium.com

Advisory: dsa-2550
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-3863 (🔍)
GCVE (CVE): GCVE-0-2012-3863
GCVE (VulDB): GCVE-100-61225

OVAL: 🔍

SecurityFocus: 54327 - Asterisk Uncompleted Re-invite Transactions Denial Of Service Vulnerability
Secunia: 50687 - Debian update for asterisk, Moderately Critical
Vulnerability Center: 35738 - Multiple Asterisk Products \x27channels/chan_sip.c\x27 Remote Authenticated DoS Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/05/2021 21:36
Changes: 03/23/2015 16:50 (60), 04/15/2017 16:01 (13), 12/05/2021 21:12 (3), 12/05/2021 21:22 (1), 12/05/2021 21:36 (1)
Complete: 🔍
Cache ID: 216:FF7:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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