High severity · published Jan 24, 2020
CVE-2015-2929
The Hidden Service (HS) client implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote servers to cause a denial of service…
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
The Hidden Service (HS) client implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote servers to cause a denial of service (assertion failure and application exit) via a malformed HS descriptor.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TO
Tor · Torproject
before 0.2.4.27; 0.2.5.1 before 0.2.5.12; 0.2.6.1 before 0.2.6.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-2929
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-2929
Mailing List
http://openwall.com/lists/oss-security/2015/04/06/5
Vendor Advisory
https://trac.torproject.org/projects/tor/ticket/15601
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