CVE-2008-6393

PSI < 0.12.1 - Remote Denial of Service and Possible Code Execution via SOCKS5 File Transfer Option

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-6393. PoCs published by Sha0.

AI-analyzed exploit summary This exploit sends a malformed packet to the Psi Jabber client on port 8010, causing a denial of service (DoS) by crashing the application. It works on both Windows and Linux systems.

Description

PSI Jabber client before 0.12.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a file transfer request with a negative value in a SOCKS5 option, which bypasses a signed integer check and triggers an integer overflow and a heap-based buffer overflow.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Sha0 · pythondosmultiple
https://www.exploit-db.com/exploits/7555

This exploit sends a malformed packet to the Psi Jabber client on port 8010, causing a denial of service (DoS) by crashing the application. It works on both Windows and Linux systems.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Psi Jabber Client (version unspecified)
No auth needed
Prerequisites: Network access to the target's port 8010
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (14)

Core 14
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34259
Exploit x_refsource_confirm
http://bugs.gentoo.org/show_bug.cgi?id=252830
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34301
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/7555
Exploit mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/499563
Exploit mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2009/02/25/5
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/33311
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1741
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34119

Scores

EPSS 0.1820
EPSS Percentile 96.8%

Details

CWE
CWE-189
Status published
Products (9)
psi-im/psi 0.1.0
psi-im/psi 0.8.6
psi-im/psi 0.8.7
psi-im/psi 0.9
psi-im/psi 0.9.1
psi-im/psi 0.9.2
psi-im/psi 0.9.3
psi-im/psi 0.11
psi-im/psi < 0.12
Published Mar 03, 2009
Tracked Since Feb 18, 2026