VDB-13888 · CVE-1999-1461 · EDB 19304

SGI IRIX up to 6.5.10 inpview Local Privilege Escalation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in SGI IRIX up to 6.5.10. The affected element is an unknown function of the component inpview. Executing a manipulation can lead to Local Privilege Escalation. This vulnerability appears as CVE-1999-1461. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in SGI IRIX up to 6.5.10 (Operating System). This vulnerability affects an unknown function of the component inpview. The manipulation with an unknown input leads to a local privilege escalation vulnerability. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

inpview in InPerson on IRIX 5.3 through IRIX 6.5.10 trusts the PATH environmental variable to find and execute the ttsession program, which allows local users to obtain root access by modifying the PATH to point to a Trojan horse ttsession program.

The issue has been introduced in 11/01/1994. The weakness was presented 05/07/1997 by Yuri Volobuev (FIRST) as not defined posting (Bugtraq). The advisory is shared for download at marc.theaimsgroup.com. This vulnerability was named CVE-1999-1461. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 918 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19304) and SecurityFocus (BID 381†). See VDB-13887 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Operating System

Vendor

Name

IRIX

Version

License

commercial

Support

end of life (old version)

Website

Vendor: http://www.sgi.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/01/1994 🔍
05/07/1997 +918 days 🔍
05/07/1997 +0 days 🔍
05/07/1997 +0 days 🔍
06/17/2014 +6250 days 🔍
04/16/2026 +4321 days 🔍

Sourcesinfo

Vendor: sgi.com

Advisory: marc.theaimsgroup.com
Researcher: Yuri Volobuev (FIRST)
Status: Confirmed

CVE: CVE-1999-1461 (🔍)
GCVE (CVE): GCVE-0-1999-1461
GCVE (VulDB): GCVE-100-13888
SecurityFocus: 381 - IRIX inpview Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/18/2014 01:26
Updated: 04/16/2026 18:07
Changes: 06/18/2014 01:26 (55), 04/11/2019 09:35 (1), 09/03/2024 01:11 (25), 04/16/2026 18:07 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.