HIGH
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
Published Nov 1, 2005
7.5
HIGHCVSS 2.0
EPSS 3.48%
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.
Affected products
No data.
OR
- 2.0
- 2.0_beta11
- 2.0.1
- 2.0.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.48% 0.03478
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03478
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.48% (0.03478) | 88.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.48% (0.03478) | 87.54th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.65% (0.01650) | 80.74th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.92% (0.01922) | 89.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.44% (0.02437) | 88.27th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.42% (0.04421) | 88.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.42% (0.04421) | 87.03th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.42% (0.04421) | 70.83th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (12)
- http://marc.info/?l=bugtraq&m=113081023121059&w=2 mailing-listx_refsource_BUGTRAQ
- http://openvpn.net/changelog.html x_refsource_CONFIRM
- http://secunia.com/advisories/17376 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/17447 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/17452 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/17480 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2005/dsa-885 vendor-advisoryx_refsource_DEBIAN
- http://www.gentoo.org/security/en/glsa/glsa-200511-07.xml vendor-advisoryx_refsource_GENTOO
- http://www.novell.com/linux/security/advisories/2005_25_sr.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/archive/1/415487 vendor-advisoryx_refsource_OPENPKG
- http://www.securityfocus.com/bid/15239 vdb-entryx_refsource_BIDPatch
- http://www.vupen.com/english/advisories/2005/2255 vdb-entryx_refsource_VUPEN
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=bugtraq&m=113081023121059&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://openvpn.net/changelog.html | x_refsource_CONFIRM | |
| http://secunia.com/advisories/17376 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://secunia.com/advisories/17447 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/17452 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/17480 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.debian.org/security/2005/dsa-885 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.gentoo.org/security/en/glsa/glsa-200511-07.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.novell.com/linux/security/advisories/2005_25_sr.html | vendor-advisoryx_refsource_SUSE | |
| http://www.securityfocus.com/archive/1/415487 | vendor-advisoryx_refsource_OPENPKG | |
| http://www.securityfocus.com/bid/15239 | vdb-entryx_refsource_BIDPatch | |
| http://www.vupen.com/english/advisories/2005/2255 | vdb-entryx_refsource_VUPEN |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 1, 2005
Updated Aug 7, 2024
Reserved Nov 1, 2005
Link CVE-2005-3393
CISA Vulnrichment
Updated n/a