CVE-2018-0491
Tor Relay Channel Use-After-Free Vulnerability
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.
INFO
Published Date :
March 5, 2018, 3:29 p.m.
Last Modified :
March 26, 2019, 6:52 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-0491.
| URL | Resource |
|---|---|
| https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 | Vendor Advisory |
| https://trac.torproject.org/projects/tor/ticket/24700 | Issue Tracking Mitigation Vendor Advisory |
| https://trac.torproject.org/projects/tor/ticket/25117 | Issue Tracking Patch Vendor Advisory |
| https://www.exploit-db.com/exploits/44994/ | Exploit Third Party Advisory VDB Entry |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-0491 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-0491 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Mar. 26, 2019
Action Type Old Value New Value Changed Reference Type https://www.exploit-db.com/exploits/44994/ No Types Assigned https://www.exploit-db.com/exploits/44994/ Exploit, Third Party Advisory, VDB Entry Changed Reference Type https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 Release Notes, Vendor Advisory https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 Vendor Advisory -
CVE Modified by [email protected]
Jul. 12, 2018
Action Type Old Value New Value Added Reference https://www.exploit-db.com/exploits/44994/ [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 28, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://trac.torproject.org/projects/tor/ticket/25117 No Types Assigned https://trac.torproject.org/projects/tor/ticket/25117 Issue Tracking, Patch, Vendor Advisory Changed Reference Type https://trac.torproject.org/projects/tor/ticket/24700 No Types Assigned https://trac.torproject.org/projects/tor/ticket/24700 Issue Tracking, Mitigation, Vendor Advisory Changed Reference Type https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 No Types Assigned https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915 Release Notes, Vendor Advisory Added CWE CWE-416 Added CPE Configuration OR *cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:* versions from (including) 0.3.2.0 up to (excluding) 0.3.2.10
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-0491 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-0491
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
4.24 }} -0.72%
score
0.91107
percentile