A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10
Published Mar 5, 2018
7.5
HIGHCVSS 3.0
EPSS 14.79%
Description
A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.
Affected products
- Vendor n/a Product Tor Defaultn/a
- Version TorStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Tor | n/a |
|
- ≥ 0.3.2.0 · < 0.3.2.10
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 14.79% (0.14790) | 96.59th | v5 (v2026.06.15) |
| Sep 22, 2026 | 14.79% (0.14790) | 96.53th | v5 (v2026.06.15) |
| Sep 21, 2026 | 12.46% (0.12460) | 96.09th | v5 (v2026.06.15) |
| Sep 6, 2026 | 14.79% (0.14790) | 96.45th | v5 (v2026.06.15) |
| Sep 5, 2026 | 12.46% (0.12460) | 96.01th | v5 (v2026.06.15) |
| Aug 30, 2026 | 14.79% (0.14790) | 96.43th | v5 (v2026.06.15) |
| Aug 28, 2026 | 12.46% (0.12460) | 95.98th | v5 (v2026.06.15) |
| Aug 24, 2026 | 14.79% (0.14790) | 96.41th | v5 (v2026.06.15) |
| Aug 23, 2026 | 12.46% (0.12460) | 95.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 15.59% (0.15591) | 96.40th | v5 (v2026.06.15) |
| May 27, 2026 | 10.44% (0.10444) | 93.33th | v4 (v2025.03.14) |
| May 30, 2025 | 8.04% (0.08038) | 91.64th | v4 (v2025.03.14) |
| Mar 30, 2025 | 10.44% (0.10444) | 92.52th | v4 (v2025.03.14) |
| Mar 29, 2025 | 20.62% (0.20622) | 92.80th | v4 (v2025.03.14) |
| Mar 17, 2025 | 10.44% (0.10444) | 92.67th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.74% (0.06736) | 93.77th | v3 (v2023.03.01) |
| Jul 27, 2023 | 4.24% (0.04244) | 91.11th | v3 (v2023.03.01) |
| Jul 8, 2023 | 4.97% (0.04968) | 91.71th | v3 (v2023.03.01) |
| Mar 17, 2023 | 3.58% (0.03576) | 90.18th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.10% (0.03098) | 89.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.38% (0.08382) | 93.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.38% (0.08382) | 93.35th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.38% (0.08382) | 82.62th | v2 (v2022.01.01) |
| Feb 3, 2022 | 6.89% (0.06891) | 83.32th | v1 |
| Jan 6, 2022 | 6.89% (0.06891) | 83.16th | v1 |
| Sep 1, 2021 | 6.89% (0.06891) | 91.10th | v1 |
| Apr 14, 2021 | 6.89% (0.06891) | 0.00th | v1 |
References (4)
- https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 x_refsource_CONFIRMVendor Advisory
- https://trac.torproject.org/projects/tor/ticket/24700 x_refsource_CONFIRMIssue TrackingMitigationVendor Advisory
- https://trac.torproject.org/projects/tor/ticket/25117 x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://www.exploit-db.com/exploits/44994/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 | x_refsource_CONFIRMVendor Advisory | |
| https://trac.torproject.org/projects/tor/ticket/24700 | x_refsource_CONFIRMIssue TrackingMitigationVendor Advisory | |
| https://trac.torproject.org/projects/tor/ticket/25117 | x_refsource_CONFIRMIssue TrackingPatchVendor Advisory | |
| https://www.exploit-db.com/exploits/44994/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.