SGI IRIX up to 6.4 startmidi privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as critical has been found in SGI IRIX up to 6.4 (Operating System). This affects an unknown code block of the component startmidi. The manipulation with an unknown input 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:

irix startmidi program allows local users to modify arbitrary files via a symlink attack.

The weakness was released 02/01/1997 by David Hedley as not defined posting (Bugtraq). It is possible to read the advisory at This vulnerability is uniquely identified as CVE-1999-0959. 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.

After 2 weeks, there has been an exploit disclosed.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 469) and X-Force (1634). Entry connected to this vulnerability is available at 14095.





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: 🔍


Threat Intelligenceinfoedit

Threat: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
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02/01/1997 🔍
02/01/1997 +0 days 🔍
02/09/1997 +8 days 🔍
02/09/1997 +0 days 🔍
04/09/2004 +2615 days 🔍
06/17/2014 +3721 days 🔍
05/18/2018 +1431 days 🔍



Researcher: David Hedley
Status: Not defined

CVE: CVE-1999-0959 (🔍)
SecurityFocus: 469 - IRIX startmidi Vulnerabilty
X-Force: 1634
OSVDB: 8447 - IRIX startmidi Symlink Arbitrary File Modification

See also: 🔍


Created: 06/18/2014 12:48 AM
Updated: 05/18/2018 10:07 AM
Changes: (9) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai exploit_date source_osvdb_create source_xforce
Complete: 🔍


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