Description
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.
References (8)
Core 8
Core References
Vendor Advisory x_refsource_misc
https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/
Permissions Required, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/965914
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202009-15
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4548-1/
Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20201009-0004/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
Scores
CVSS v3
7.8
EPSS
0.0018
EPSS Percentile
39.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (4)
fedoraproject/fedora
33
nodejs/node.js
10.0.0 - 10.22.1
nodejs/node.js
14.0.0 - 14.9.0
opensuse/leap
15.2
Published
Sep 18, 2020
Tracked Since
Feb 18, 2026