VYPR
Unrated severityNVD Advisory· Published Sep 28, 1999· Updated Apr 16, 2026

CVE-1999-0789

CVE-1999-0789

Description

A remote buffer overflow in AIX ftpd allows attackers to gain root privileges by exploiting a vulnerability in the libc library.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

A remote buffer overflow in AIX ftpd allows attackers to gain root privileges by exploiting a vulnerability in the libc library.

Vulnerability

A remote buffer overflow vulnerability exists in the ftpd service on IBM AIX, specifically within the libc library. This vulnerability affects AIX 4.3.2 running on RS6000 (power) systems.

Exploitation

An attacker can exploit this vulnerability by sending specially crafted data to the ftpd service. The exploit involves a return-into-libc technique, requiring specific memory addresses that may vary between systems. The exploit aims to call the system() function with a command to execute.

Impact

Successful exploitation of this buffer overflow allows a remote attacker to gain root privileges on the affected AIX system, leading to a complete compromise of the system's security and integrity.

Mitigation

No specific patch or fixed version information is available in the provided references. Users are advised to consult IBM for potential updates or workarounds. The vulnerability is listed on Exploit-DB [1].

AI Insight generated on Jun 2, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

4
  • IBM/Aix4 versions
    cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:ibm:aix:4.3:*:*:*:*:*:*:*
    • cpe:2.3:o:ibm:aix:4.3.1:*:*:*:*:*:*:*
    • cpe:2.3:o:ibm:aix:4.3.2:*:*:*:*:*:*:*
    • (no CPE)

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

2

News mentions

0

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