Asterisk Zaptel 1.2/1.2.27/1.4/1.4.11 torisa.c numeric error

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Asterisk Zaptel 1.2/1.2.27/1.4/1.4.11. This vulnerability affects unknown code of the file torisa.c. Such manipulation leads to numeric error. This vulnerability is documented as CVE-2008-5396. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Asterisk Zaptel 1.2/1.2.27/1.4/1.4.11 (Communications System) and classified as critical. Affected by this issue is an unknown part of the file torisa.c. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Array index error in the (1) torisa.c and (2) dahdi/tor2.c drivers in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to missing validation of the sync field associated with the ZT_SPANCONFIG ioctl.

The weakness was released 12/08/2008 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2008-5396. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 35333 (Debian DSA-1699-1 : zaptel - array index error), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175207 (Debian Security Update for Zaptel (DSA-1699)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (46978), Tenable (35333), SecurityFocus (BID 32575†), Secunia (SA32960†) and Vulnerability Center (SBV-20522†). Entry connected to this vulnerability is available at VDB-45674. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.4
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 35333
Nessus Name: Debian DSA-1699-1 : zaptel - array index error
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 63146
OpenVAS Name: Debian Security Advisory DSA 1699-1 (zaptel)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/23/2008 🔍
11/25/2008 +2 days 🔍
12/08/2008 +12 days 🔍
12/08/2008 +0 days 🔍
12/08/2008 +0 days 🔍
01/12/2009 +35 days 🔍
01/18/2009 +6 days 🔍
03/17/2015 +2249 days 🔍
04/07/2025 +3674 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-5396 (🔍)
GCVE (CVE): GCVE-0-2008-5396
GCVE (VulDB): GCVE-100-45356

OVAL: 🔍

X-Force: 46978
SecurityFocus: 32575 - Digium Zaptel Multiple Local Privilege Escalation and Denial of Service Vulnerabilities
Secunia: 32960
Vulnerability Center: 20522 - Asterisk Zaptel (AKA DAHDI) 1.4.11 Array Index Error Local Privilege Escalation, High

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 04/07/2025 15:33
Changes: 03/17/2015 16:11 (62), 12/24/2017 09:36 (9), 08/03/2021 13:38 (4), 08/03/2021 13:44 (1), 04/07/2025 15:33 (16)
Complete: 🔍
Cache ID: 216:1DF:103

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