Electronic Code Book (ECB) mode in VTun 2.0 through 2.5 uses a weak encryption algorithm that produces the same ciphertext from the same plaintext blocks, which could allow remote attackers to gain sensitive information
Published Jun 21, 2005
7.5
HIGHCVSS 3.1
EPSS 0.83%
Description
Electronic Code Book (ECB) mode in VTun 2.0 through 2.5 uses a weak encryption algorithm that produces the same ciphertext from the same plaintext blocks, which could allow remote attackers to gain sensitive information.
Affected products
No data.
- ≥ 2.0 · ≤ 2.5
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
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 1, 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.83% (0.00835) | 56.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.83% (0.00835) | 52.76th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.38% (0.00377) | 57.20th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.21% (0.00212) | 60.15th | v3 (v2023.03.01) |
| May 28, 2024 | 0.21% (0.00212) | 59.22th | v3 (v2023.03.01) |
| Feb 15, 2024 | 0.23% (0.00230) | 60.21th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.59% (0.00591) | 77.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00591) | 74.97th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://seclists.org/bugtraq/2002/Jan/0119.html mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/3845 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7904 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/bugtraq/2002/Jan/0119.html | mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/3845 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/7904 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.