Vulnerability 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.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Torproject | Tor | < 0.3.5.11 |
Related Weaknesses (CWE)
References
- https://blog.torproject.org/new-release-tor-03511-0428-0436-security-fixesRelease NotesVendor Advisory
- https://gitlab.torproject.org/tpo/core/tor/-/issues/33119Vendor Advisory
- https://trac.torproject.org/projects/tor/wiki/TROVEVendor Advisory
- https://blog.torproject.org/new-release-tor-03511-0428-0436-security-fixesRelease NotesVendor Advisory
- https://gitlab.torproject.org/tpo/core/tor/-/issues/33119Vendor Advisory
- https://trac.torproject.org/projects/tor/wiki/TROVEVendor Advisory
FAQ
What is CVE-2020-15572?
CVE-2020-15572 is a vulnerability with a CVSS score of 7.5 (HIGH). 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-2020-0...
How severe is CVE-2020-15572?
CVE-2020-15572 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-15572?
Check the references section above for vendor advisories and patch information. Affected products include: Torproject Tor.