CVE-2021-29948

Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
2.5 LOW
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
mozillaCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
mozillathunderbird
𝑥
< 78.10
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
thunderbird
bullseye
1:115.12.0-1~deb11u1
fixed
bullseye (security)
1:128.4.0esr-1~deb11u1
fixed
bookworm
1:115.12.0-1~deb12u1
fixed
bookworm (security)
1:128.4.0esr-1~deb12u1
fixed
sid
1:128.4.0esr-1
fixed
trixie
1:128.4.0esr-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
thunderbird
lunar
Fixed 1:78.11.0+build1-0ubuntu2
released
kinetic
Fixed 1:78.11.0+build1-0ubuntu2
released
jammy
Fixed 1:78.11.0+build1-0ubuntu2
released
impish
Fixed 1:78.11.0+build1-0ubuntu2
released
hirsute
Fixed 1:78.11.0+build1-0ubuntu0.21.04.2
released
groovy
Fixed 1:78.11.0+build1-0ubuntu0.20.10.2
released
focal
Fixed 1:78.11.0+build1-0ubuntu0.20.04.2
released
bionic
Fixed 1:78.11.0+build1-0ubuntu0.18.04.2
released
xenial
ignored
trusty
dne