Vulnerability CVE-2020-15572
Published: 2020-07-15

Description:
Tor before 0.4.3.6 has an out-of-bounds memory access that allows a remote denial-of-service (crash) attack against Tor instances built to use Mozilla Network Security Services (NSS), aka TROVE-2020-001.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Torproject -> TOR 

 References:
https://blog.torproject.org/new-release-tor-03511-0428-0436-security-fixes
https://gitlab.torproject.org/tpo/core/tor/-/issues/33119
https://trac.torproject.org/projects/tor/wiki/TROVE
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