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
NISTPrimary
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 39%
Affected Products (NVD)
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
bookworm
1.44.2-1+deb12u1
fixed
bookworm (security)
1.44.2-1+deb12u1
fixed
bullseye
1.40.0-2+deb11u1
fixed
bullseye (security)
1.40.0-2+deb11u1
fixed
sid
1.48.0-6
fixed
stretch
not-affected
trixie
1.48.0-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libuv1
bionic
not-affected
focal
Fixed 1.34.2-1ubuntu1.1
released
trusty
dne
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
nodejs10
suse enterprise sap 15 SP1
10.22.1-1.27.1
fixed
suse enterprise sap 15 SP2
10.22.1-1.27.1
fixed
suse enterprise server 15
10.22.1-1.27.1
fixed
suse enterprise server 15 SP1
10.22.1-1.27.1
fixed
suse enterprise server 15 SP2
10.22.1-1.27.1
fixed
nodejs10-devel
suse enterprise sap 15 SP1
10.22.1-1.27.1
fixed
suse enterprise sap 15 SP2
10.22.1-1.27.1
fixed
suse enterprise server 15
10.22.1-1.27.1
fixed
suse enterprise server 15 SP1
10.22.1-1.27.1
fixed
suse enterprise server 15 SP2
10.22.1-1.27.1
fixed
nodejs10-docs
suse enterprise sap 15 SP1
10.22.1-1.27.1
fixed
suse enterprise sap 15 SP2
10.22.1-1.27.1
fixed
suse enterprise server 15
10.22.1-1.27.1
fixed
suse enterprise server 15 SP1
10.22.1-1.27.1
fixed
suse enterprise server 15 SP2
10.22.1-1.27.1
fixed
nodejs12
suse enterprise sap 15 SP2
12.18.4-4.6.1
fixed
suse enterprise sap 15 SP3
12.18.4-4.6.1
fixed
suse enterprise server 15 SP2
12.18.4-4.6.1
fixed
suse enterprise server 15 SP3
12.18.4-4.6.1
fixed
nodejs12-devel
suse enterprise sap 15 SP2
12.18.4-4.6.1
fixed
suse enterprise sap 15 SP3
12.18.4-4.6.1
fixed
suse enterprise server 15 SP2
12.18.4-4.6.1
fixed
suse enterprise server 15 SP3
12.18.4-4.6.1
fixed
nodejs12-docs
suse enterprise sap 15 SP2
12.18.4-4.6.1
fixed
suse enterprise sap 15 SP3
12.18.4-4.6.1
fixed
suse enterprise server 15 SP2
12.18.4-4.6.1
fixed
suse enterprise server 15 SP3
12.18.4-4.6.1
fixed
npm10
suse enterprise sap 15 SP1
10.22.1-1.27.1
fixed
suse enterprise sap 15 SP2
10.22.1-1.27.1
fixed
suse enterprise server 15
10.22.1-1.27.1
fixed
suse enterprise server 15 SP1
10.22.1-1.27.1
fixed
suse enterprise server 15 SP2
10.22.1-1.27.1
fixed
npm12
suse enterprise sap 15 SP2
12.18.4-4.6.1
fixed
suse enterprise sap 15 SP3
12.18.4-4.6.1
fixed
suse enterprise server 15 SP2
12.18.4-4.6.1
fixed
suse enterprise server 15 SP3
12.18.4-4.6.1
fixed
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html
https://hackerone.com/reports/965914
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/
https://security.gentoo.org/glsa/202009-15
https://security.netapp.com/advisory/ntap-20201009-0004/
https://usn.ubuntu.com/4548-1/
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html
https://hackerone.com/reports/965914
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/
https://security.gentoo.org/glsa/202009-15
https://security.netapp.com/advisory/ntap-20201009-0004/
https://usn.ubuntu.com/4548-1/