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CVE-2018-0490 Details
Description
An issue was discovered in Tor before 0.2.9.15, 0.3.1.x before 0.3.1.10, and 0.3.2.x before 0.3.2.10. The directory-authority protocol-list subprotocol implementation allows remote attackers to cause a denial of service (NULL pointer dereference and directory-authority crash) via a misformatted relay descriptor that is mishandled during voting.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 | CVE | Vendor Advisory |
| https://trac.torproject.org/projects/tor/ticket/25074 | CVE | Vendor Advisory |
| https://www.debian.org/security/2018/dsa-4183 | CVE | Third Party Advisory |
| https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 | [email protected] | Vendor Advisory |
| https://trac.torproject.org/projects/tor/ticket/25074 | [email protected] | Vendor Advisory |
| https://www.debian.org/security/2018/dsa-4183 | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| torproject tor | <= 0.2.9.14 >= 0.3.1.7, <= 0.3.1.9 0.3.1.1 alpha 0.3.1.2 alpha 0.3.1.3 alpha 0.3.1.4 alpha 0.3.1.5 alpha 0.3.1.6 rc 0.3.2.1 alpha 0.3.2.2 alpha 0.3.2.3 alpha 0.3.2.4 alpha 0.3.2.5 alpha 0.3.2.6 alpha 0.3.2.7 rc 0.3.2.8 rc 0.3.2.9 |
CPE
Remediation
| |
| debian debian linux | 9.0 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Apr 30, 2019 | Modified Analysis | [email protected] |
| Apr 30, 2018 | CVE Modified | [email protected] |
| Mar 27, 2018 | Initial Analysis | [email protected] |