Sun SunOS up to 4.1psr A kmem /etc/crash privileges management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability has been found in Sun SunOS up to 4.1psr A (Operating System) and classified as critical. Affected by this vulnerability is an unknown function of the file /etc/crash of the component kmem. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

sun sunos 4.1 through 4.1.3 allows local attackers to gain root access via insecure permissions on files and directories such as crash.

The weakness was disclosed 02/03/1993 with CERT as CA-93.03 as not defined advisory ( The advisory is shared at This vulnerability is known as CVE-1999-1507. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

Upgrading to version 4.1.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 59). The entry 13654 is pretty similar.

Not Affectededit

  • Sun Solaris 2.0





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: 🔍



VulDB Base Score: 🔍
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NVD Base Score: 🔍


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: 🔍
Adversaries: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SunOS 4.1.4


02/03/1993 🔍
02/03/1993 +0 days 🔍
02/03/1993 +0 days 🔍
06/17/2014 +7804 days 🔍
05/17/2018 +1430 days 🔍



Advisory: CA-93.03
Organization: CERT
Status: Not defined

CVE: CVE-1999-1507 (🔍)
SecurityFocus: 59

See also: 🔍


Created: 06/17/2014 12:39 PM
Updated: 05/17/2018 09:10 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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