CVE-2017-8823 — Use After Free in Project TOR
Severity
8.1HIGHNVD
EPSS
0.4%
top 40.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 3
Latest updateMay 17
Description
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, there is a use-after-free in onion service v2 during intro-point expiration because the expiring list is mismanaged in certain error cases, aka TROVE-2017-013.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9
Affected Packages2 packages
Also affects: Debian Linux 8.0, 9.0
🔴Vulnerability Details
3📋Vendor Advisories
1Debian▶
CVE-2017-8823: tor - 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....↗2017