ISC INN 1.5.1 ucbmail Metacharacter privileges management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in ISC INN 1.5.1. It has been rated as critical. This issue affects some unknown processing of the component ucbmail. The manipulation as part of a Metacharacter leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

ucbmail allows remote attackers to execute commands via shell metacharacters that are passed to it from inn.

The weakness was shared 02/20/1997. The identification of this vulnerability is CVE-1999-0868. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 11435 (Microsoft ActiveSync WideCharToMultiByte() Function NULL Dereference Remote DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 687), X-Force (3701), Vulnerability Center (SBV-560) and Tenable (11435). The entry 88436 is related to this item.




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
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Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 11435
Nessus Name: Microsoft ActiveSync WideCharToMultiByte() Function NULL Dereference Remote DoS
Nessus Family: 🔍

Threat Intelligenceinfoedit

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Recommended: Upgrade
Status: 🔍

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ISS Proventia IPS: 🔍


12/04/1996 🔍
02/20/1997 +78 days 🔍
02/20/1997 +0 days 🔍
12/29/2002 +2138 days 🔍
06/17/2014 +4188 days 🔍
04/18/2016 +671 days 🔍
10/11/2016 +176 days 🔍



Status: Not defined

CVE: CVE-1999-0868 (🔍)
SecurityFocus: 687
X-Force: 3701
Vulnerability Center: 560 - Multiple Vendor INN Daemon Arbitrary Command Execution, High

See also: 🔍


Created: 06/18/2014 12:59 AM
Updated: 10/11/2016 06:02 PM
Changes: (2) source_securityfocus source_nessus_id
Complete: 🔍


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