CVE-1999-0091

IBM AIX - Buffer Overflow in writesrv Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-0091. PoCs published by HORKimhab.

AI-analyzed exploit summary The repository contains a placeholder markdown file for CVE-1999-0091, describing a buffer overflow in AIX's writesrv command that allows local privilege escalation. However, no functional exploit code or technical details are provided.

Description

Buffer overflow in AIX writesrv command allows local users to obtain root access.

Exploits (1)

github STUB
by HORKimhab · shellpoc
https://github.com/HORKimhab/poc-cve-collection/tree/main/1999/0xxx/CVE-1999-0091.md

The repository contains a placeholder markdown file for CVE-1999-0091, describing a buffer overflow in AIX's writesrv command that allows local privilege escalation. However, no functional exploit code or technical details are provided.

Classification
Stub 95%
Attack Type
Lpe
Complexity
Unknown
Reliability
Theoretical
Target: AIX writesrv command (unspecified version)
Auth required
Prerequisites: local access to a vulnerable AIX system
mistral-large-3 · analyzed Jul 14, 2026 Full analysis →

References (1)

Core 1
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0091

Scores

EPSS 0.0041
EPSS Percentile 33.4%

Details

Status published
Products (8)
ibm/aix 4.1
ibm/aix 4.1.1
ibm/aix 4.1.2
ibm/aix 4.1.3
ibm/aix 4.1.4
ibm/aix 4.1.5
ibm/aix 4.2
ibm/aix 4.2.1
Published Oct 28, 1997
Tracked Since Feb 18, 2026