Sun SunOS 4.1.2 Sendmail Environment Variable privileges management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as critical, was found in Sun SunOS 4.1.2 (Operating System). This affects an unknown code of the component Sendmail. The manipulation as part of a Environment Variable leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-269. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

sunos 4.1.2 and earlier allows local users to gain privileges via "ld_*" environmental variables to certain dynamically linked setuid or setgid programs such as (1) login (2) su or (3) sendmail that change the real and effective user ids to the same user.

The weakness was disclosed 05/27/1992 as CA-1992-11 as not defined advisory ( It is possible to read the advisory at This vulnerability is uniquely identified as CVE-1999-1142. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (3152). Further details are available at The entries 13650, 13649 and 13648 are pretty similar.





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: 🔍
VulDB Reliability: 🔍



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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: 🔍


Threat Intelligenceinfoedit

Threat: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍


05/27/1992 🔍
05/27/1992 +0 days 🔍
06/16/2014 +8055 days 🔍
05/17/2018 +1431 days 🔍



Advisory: CA-1992-11
Status: Not defined

CVE: CVE-1999-1142 (🔍)
X-Force: 3152 - SunOS environment variables and setuid/setgid

Misc.: 🔍
See also: 🔍


Created: 06/16/2014 03:30 PM
Updated: 05/17/2018 09:07 AM
Changes: (6) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai
Complete: 🔍


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