CVE-2005-3393
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows...
CVE-2005-3393 is a high vulnerability (CVSS 7.5) in Openvpn, published November 1, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.48%, the 89th percentile. Fixed in openvpn 2.0.5-1.
- Severity
- 7.5 HighCVSS 2.0, NVD
- Exploit chance
- 3.48%EPSS, 89th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
2.0.5-1openvpn +4 more
Description
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
openvpnDebian:12 | before 2.0.5-1 | 2.0.5-1 |
openvpnDebian:13 | before 2.0.5-1 | 2.0.5-1 |
openvpnDebian:14 | before 2.0.5-1 | 2.0.5-1 |
openvpnDebian:3.1 From an advisory covering 2 CVEs | before 2.0-1sarge2, plus listed versions 2.0-12.0-1sarge1 | 2.0-1sarge2 |
openvpnopenSUSE:Tumbleweed From an advisory covering 10 CVEs | before 2.5.3-1.2 | 2.5.3-1.2 |
What each source reports
NVD Score used
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
CVE-2005-3393- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE ListNo score
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
CVE-2005-3393- Updated
- 2026-11-02
EUVDEUVD-2005-3392No score
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
EUVD-2005-3392- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-26pq-368c-c8f2No score
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows...
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
GHSA-26pq-368c-c8f2- Updated
- 2026-11-02
OSVNo score
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
CVE-2005-3393- Updated
- 2026-11-02
OSVDEBIAN-CVE-2005-3393No score
Format string vulnerability in the foreign_option function in options.c for OpenVPN 2.0.x allows remote clients to execute arbitrary code via format string specifiers in a push of the dhcp-option command option.
- Record
DEBIAN-CVE-2005-3393- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11128-1No score
openvpn-2.5.3-1.2 on GA media
These are all security issues fixed in the openvpn-2.5.3-1.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11128-1- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
secunia.com/advisories/17447
openvpn.net/changelog.html
novell.com/linux/security/advisories/2005_25_sr.html
gentoo.org/security/en/glsa/glsa-200511-07.xml
securityfocus.com/bid/15239
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vupen.com/english/advisories/2005/2255
marc.info?l=bugtraq&m=113081023121059&w=2
debian.org/security/2005/dsa-885
nvd.nist.gov/vuln/detail/CVE-2005-3393
github.com/advisories/GHSA-26pq-368c-c8f2
security-tracker.debian.org/tracker/CVE-2005-3393
suse.com/security/cve/CVE-2005-3393