ALPINE-CVE-2020-8252

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2020-8252
Published: 18 Sept 2020, 21:15
Last modified:03 Dec 2025, 22:49

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
3.1 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Sept 2020, 21:15
Published
Vulnerability first disclosed
03 Dec 2025, 22:49
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • alpine•libuv

    < 1.38.1-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0 | < 1.39.0-r0

  • alpine•nodejs

    < 12.20.1-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0 | < 12.18.4-r0

References (1)