// For flags

CVE-1999-1022

SGI IRIX 5.2/5.3 - 'serial_ports' Local Privilege Escalation

Severity Score

7.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

3
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

serial_ports administrative program in IRIX 4.x and 5.x trusts the user's PATH environmental variable to find and execute the ls program, which allows local users to gain root privileges via a Trojan horse ls program.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 1994-02-02 First Exploit
  • 1994-10-02 CVE Published
  • 2001-08-31 CVE Reserved
  • 2024-08-01 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sgi
Search vendor "Sgi"
 Irix
Search vendor "Sgi" for product "Irix"
 4
Search vendor "Sgi" for product "Irix" and version "4"
-
Affected
Sgi
Search vendor "Sgi"
 Irix
Search vendor "Sgi" for product "Irix"
 5.2
Search vendor "Sgi" for product "Irix" and version "5.2"
-
Affected
Sgi
Search vendor "Sgi"
 Irix
Search vendor "Sgi" for product "Irix"
 5.3
Search vendor "Sgi" for product "Irix" and version "5.3"
-
Affected