7.5

CVE-2017-8820

In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, remote attackers can cause a denial of service (NULL pointer dereference and application crash) against directory authorities via a malformed descriptor, aka TROVE-2017-010.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Tor Project ≫ Tor Version < 0.2.5.16
Tor Project ≫ Tor Version >= 0.2.6 < 0.2.8.17
Tor Project ≫ Tor Version >= 0.2.9 < 0.2.9.14
Tor Project ≫ Tor Version >= 0.3.0 < 0.3.0.13
Tor Project ≫ Tor Version >= 0.3.1 < 0.3.1.9
Debian ≫ Debian Linux Version 8.0
Debian ≫ Debian Linux Version 9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.7% 0.742
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://blog.torproject.org/new-stable-tor-releases-security-fixes-0319-03013-02914-02817-02516
Vendor Advisory
https://www.debian.org/security/2017/dsa-4054
Third Party Advisory
https://bugs.torproject.org/24245
Vendor Advisory