CVE-2022-48566

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
---
---
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 17%
VendorProductVersion
pythonpython
𝑥
< 3.6.13
pythonpython
3.7.0 ≤
𝑥
< 3.7.10
pythonpython
3.8.0 ≤
𝑥
< 3.8.7
pythonpython
3.9.0 ≤
𝑥
< 3.9.1
debiandebian_linux
10.0
netappactive_iq_unified_manager
-
netappactive_iq_unified_manager
-
netappconverged_systems_advisor_agent
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pypy3
bullseye (security)
7.3.5+dfsg-2+deb11u2
fixed
bullseye
7.3.5+dfsg-2+deb11u2
fixed
bookworm
7.3.11+dfsg-2+deb12u2
fixed
sid
7.3.17+dfsg-2
fixed
trixie
7.3.17+dfsg-2
fixed
python2.7
bullseye
2.7.18-8+deb11u1
fixed
python3.9
bullseye
3.9.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
ignored
python2.7
noble
dne
mantic
dne
lunar
dne
jammy
needs-triage
focal
needs-triage
bionic
Fixed 2.7.17-1~18.04ubuntu1.13+esm2
released
xenial
Fixed 2.7.12-1ubuntu0~16.04.18+esm7
released
trusty
needs-triage
python3.10
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
python3.11
noble
dne
mantic
not-affected
lunar
not-affected
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
python3.12
noble
not-affected
mantic
not-affected
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
python3.4
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
needed
python3.5
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
Fixed 3.5.2-2ubuntu0~16.04.13+esm11
released
trusty
Fixed 3.5.2-2ubuntu0~16.04.4~14.04.1+esm1
released
python3.6
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
Fixed 3.6.9-1~18.04ubuntu1.13+esm2
released
xenial
dne
trusty
dne
python3.7
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
Fixed 3.7.5-2ubuntu1~18.04.2+esm3
released
xenial
dne
trusty
dne
python3.8
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
Fixed 3.8.10-0ubuntu1~20.04
released
bionic
Fixed 3.8.0-3ubuntu1~18.04.2+esm2
released
xenial
dne
trusty
dne
python3.9
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
not-affected
bionic
dne
xenial
dne
trusty
dne