CVE-2020-8252

The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
hackeroneCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
nodejsnode.js
10.0.0 ≤
𝑥
< 10.22.1
nodejsnode.js
12.0.0 ≤
𝑥
< 12.18.4
nodejsnode.js
14.0.0 ≤
𝑥
< 14.9.0
opensuseleap
15.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libuv1
bullseye (security)
1.40.0-2+deb11u1
fixed
bullseye
1.40.0-2+deb11u1
fixed
stretch
not-affected
bookworm
1.44.2-1+deb12u1
fixed
bookworm (security)
1.44.2-1+deb12u1
fixed
sid
1.48.0-6
fixed
trixie
1.48.0-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libuv1
focal
Fixed 1.34.2-1ubuntu1.1
released
bionic
not-affected
xenial
not-affected
trusty
dne