The tgbvpn.sys driver in TheGreenBow IPSec VPN Client 4.61.003 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted request to the 0x80000034 IOCTL, probably involving an input or output buffer size of 0
Published Aug 21, 2009
2.1
LOWCVSS 2.0
EPSS 0.85%
Description
The tgbvpn.sys driver in TheGreenBow IPSec VPN Client 4.61.003 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted request to the 0x80000034 IOCTL, probably involving an input or output buffer size of 0.
Affected products
No data.
- 4.61.003
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.
AV:L/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.85% (0.00854) | 56.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.85% (0.00854) | 53.37th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.16% (0.00157) | 33.97th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.52th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.04% (0.00043) | 9.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.57th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.76% (0.01761) | 76.53th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.76% (0.01761) | 76.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.76% (0.01761) | 74.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.76% (0.01761) | 53.69th | v2 (v2022.01.01) |
References (4)
- http://secunia.com/advisories/36332 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.securityfocus.com/archive/1/505816/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.vupen.com/english/advisories/2009/2294 vdb-entryx_refsource_VUPENVendor Advisory
- https://www.evilfingers.com/advisory/Advisory/TheGreenBow_VPN_Client_tgbvpn.sys_DoS.php x_refsource_MISCExploit
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/36332 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.securityfocus.com/archive/1/505816/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.vupen.com/english/advisories/2009/2294 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://www.evilfingers.com/advisory/Advisory/TheGreenBow_VPN_Client_tgbvpn.sys_DoS.php | x_refsource_MISCExploit |
Change history (0)
No recorded changes yet.