CVE-2001-0763

Linux xinetd < 2.1.8.9pre11-1 - Remote Code Execution via Long Ident Response

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2001-0763. PoCs published by qitest1.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in xinetd-2.1.8.9pre11-1 via a maliciously crafted identd response. It achieves remote code execution (RCE) by corrupting the frame pointer and redirecting execution to a bindshell payload.

Description

Buffer overflow in Linux xinetd 2.1.8.9pre11-1 and earlier may allow remote attackers to execute arbitrary code via a long ident response, which is not properly handled by the svc_logprint function.

Exploits (1)

exploitdb WORKING POC VERIFIED
by qitest1 · cremotelinux
https://www.exploit-db.com/exploits/20908

This exploit targets a buffer overflow vulnerability in xinetd-2.1.8.9pre11-1 via a maliciously crafted identd response. It achieves remote code execution (RCE) by corrupting the frame pointer and redirecting execution to a bindshell payload.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: xinetd-2.1.8.9pre11-1
No auth needed
Prerequisites: Network access to the target's identd port (113) · Target must be running a vulnerable version of xinetd
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/2840
Vendor Advisory vendor-advisory x_refsource_conectiva
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000404
Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-06/0064.html
Various Sources vendor-advisory x_refsource_engarde
http://www.linuxsecurity.com/advisories/other_advisory-1469.html
Patch, Vendor Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2001/dsa-063
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2001-075.html
Various Sources vendor-advisory x_refsource_immunix
http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-024-01
Third Party Advisory, US Government Resource third-party-advisory government-resource x_refsource_ciac
http://www.ciac.org/ciac/bulletins/l-104.shtml
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/6670

Scores

EPSS 0.1717
EPSS Percentile 96.7%

Details

Status published
Products (9)
debian/debian_linux < 2.1.8.8.p3-1.1
suse/suse_linux 6.0
suse/suse_linux 6.1
suse/suse_linux 6.2
suse/suse_linux 6.3
suse/suse_linux 6.4
suse/suse_linux 7.0
suse/suse_linux 7.1
suse/suse_linux 7.2
Published Oct 18, 2001
Tracked Since Feb 18, 2026