CVE-2017-8823

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
debianCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 71%
VendorProductVersion
tor_projecttor
𝑥
< 0.2.5.16
tor_projecttor
0.2.6 ≤
𝑥
< 0.2.8.17
tor_projecttor
0.2.9 ≤
𝑥
< 0.2.9.14
tor_projecttor
0.3.0 ≤
𝑥
< 0.3.0.13
tor_projecttor
0.3.1 ≤
𝑥
< 0.3.1.9
debiandebian_linux
8.0
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
tor
bullseye (security)
0.4.5.16-1
fixed
bullseye
0.4.5.16-1
fixed
bookworm
0.4.7.16-1
fixed
bookworm (security)
0.4.7.16-1
fixed
sid
0.4.8.13-2
fixed
trixie
0.4.8.13-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
tor
cosmic
not-affected
bionic
not-affected
artful
Fixed 0.3.0.13-0ubuntu1~17.10.2
released
zesty
ignored
xenial
Fixed 0.2.9.14-1ubuntu1~16.04.2
released
trusty
not-affected