CVEvulnerability
CVE-2020-8252
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-09-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-120
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.
Affected configurations
• nodejs node.js (>= 10.0.0 < 10.22.1)
• nodejs node.js (>= 12.0.0 < 12.18.4)
• nodejs node.js (>= 14.0.0 < 14.9.0)
• opensuse leap 15.2
• fedoraproject fedora 33
Related
Weakness · CWE (1)
- CWE-120 Buffer Copy without Checking Size of Input weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html Mailing List, Third Party Advisory
- https://hackerone.com/reports/965914 Permissions Required, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ lists.fedoraproject.org
- https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/ Vendor Advisory
- https://security.gentoo.org/glsa/202009-15 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20201009-0004/ Third Party Advisory
- https://usn.ubuntu.com/4548-1/ Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html Mailing List, Third Party Advisory
- https://hackerone.com/reports/965914 Permissions Required, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ lists.fedoraproject.org
- https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/ Vendor Advisory
- https://security.gentoo.org/glsa/202009-15 Third Party Advisory
- https://security.netapp.com/advisory/ntap-20201009-0004/ Third Party Advisory
- https://usn.ubuntu.com/4548-1/ Third Party Advisory