CVE-2008-6393
PSI Jabber client before 0.12.1 allows remote attackers to cause a denial of service (crash) and...
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.
Exploit likelihood
What each source reports
NVD Score used
10.0
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.
- Record
CVE-2008-6393- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2008-6393- Updated
- 2026-11-02
EUVDEUVD-2008-6363 No score
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.
- Record
EUVD-2008-6363- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4p4v-f795-xc4p No score
PSI Jabber client before 0.12.1 allows remote attackers to cause a denial of service (crash) and...
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.
- Record
GHSA-4p4v-f795-xc4p- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2008-6393- Updated
- 2026-11-02
OSVDEBIAN-CVE-2008-6393 No score
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.
- Record
DEBIAN-CVE-2008-6393- Updated
- 2026-11-02
Affected products
Affected packages
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Psi Jabber Client (Windows / Linux) - Remote Denial of Service | 2008-12-23 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2008-6393 is a high vulnerability (CVSS 10.0) in Psi-im Psi, published March 3, 2009. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 18.3%, the 97th percentile. Fixed in psi 0.12.1-1.
References
secunia.com/advisories/34259
bugs.gentoo.org/show_bug.cgi?id=252830
secunia.com/advisories/34301
exploit-db.com/exploits/7555
securityfocus.com/archive/1/499563
lists.opensuse.org/opensuse-security-announce/2009-03/msg00001.html
Show 11 moreShow less
redhat.com/archives/fedora-package-announce/2009-March/msg00071.html
openwall.com/lists/oss-security/2009/02/25/5
jolmos.blogspot.com/2008/12/psi-remote-integer-overflow.html
sourceforge.net/project/shownotes.php?release_id=658912
secunia.com/advisories/33311
redhat.com/archives/fedora-package-announce/2009-March/msg00080.html
debian.org/security/2009/dsa-1741
secunia.com/advisories/34119
nvd.nist.gov/vuln/detail/CVE-2008-6393
github.com/advisories/GHSA-4p4v-f795-xc4p
security-tracker.debian.org/tracker/CVE-2008-6393