Tor does not verify a node's uptime and bandwidth advertisements, which allows remote attackers who operate a low resource node to make false claims of greater resources, which places the node into use for many circuits and compromises the anonymity of traffic sources and destinations
Published Feb 26, 2007
4.3
MEDIUMCVSS 2.0
EPSS 1.79%
Description
Tor does not verify a node's uptime and bandwidth advertisements, which allows remote attackers who operate a low resource node to make false claims of greater resources, which places the node into use for many circuits and compromises the anonymity of traffic sources and destinations.
Affected products
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:N/AC:M/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 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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.79% (0.01788) | 77.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.70% (0.01702) | 74.16th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.43% (0.00435) | 60.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.98% (0.00977) | 84.09th | v3 (v2023.03.01) |
| Dec 31, 2023 | 0.98% (0.00977) | 81.71th | v3 (v2023.03.01) |
| Nov 23, 2023 | 0.92% (0.00921) | 81.13th | v3 (v2023.03.01) |
| Oct 16, 2023 | 0.78% (0.00779) | 79.36th | v3 (v2023.03.01) |
| Sep 8, 2023 | 0.75% (0.00753) | 78.76th | v3 (v2023.03.01) |
| Jul 31, 2023 | 0.72% (0.00723) | 78.12th | v3 (v2023.03.01) |
| Jun 23, 2023 | 0.55% (0.00546) | 74.20th | v3 (v2023.03.01) |
| May 18, 2023 | 0.52% (0.00519) | 73.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.51% (0.00509) | 72.93th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://archives.seul.org/or/talk/Feb-2007/msg00197.html mailing-listx_refsource_MLIST
- http://archives.seul.org/or/talk/Feb-2007/msg00200.html mailing-listx_refsource_MLIST
- http://archives.seul.org/or/talk/Feb-2007/msg00202.html mailing-listx_refsource_MLIST
- http://osvdb.org/45249 vdb-entryx_refsource_OSVDB
- http://www.cs.colorado.edu/department/publications/reports/docs/CU-CS-1025-07.pdf x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://archives.seul.org/or/talk/Feb-2007/msg00197.html | mailing-listx_refsource_MLIST | |
| http://archives.seul.org/or/talk/Feb-2007/msg00200.html | mailing-listx_refsource_MLIST | |
| http://archives.seul.org/or/talk/Feb-2007/msg00202.html | mailing-listx_refsource_MLIST | |
| http://osvdb.org/45249 | vdb-entryx_refsource_OSVDB | |
| http://www.cs.colorado.edu/department/publications/reports/docs/CU-CS-1025-07.pdf | x_refsource_MISC |
Change history (0)
No recorded changes yet.