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CVE-2020-8252

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 18-09-2020 11:15
Last modified: - 24-05-2022 07:16
Total changes: - 2

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Low
Attack complexity
Local
Attack vector
High
Availability
High
Confidentiality
High
Integrity
Low
Privileges required
Unchanged
Scope
None
User interaction
7.8
Base score
1.8
5.9
Exploitability score
Impact score
 

Verification logic

OR
OR
vendor=nodejs AND product=node.js AND software_edition=- AND versionStartIncluding=14.0.0 AND versionEndExcluding=14.9.0
vendor=nodejs AND product=node.js AND software_edition=lts AND versionStartIncluding=12.0.0 AND versionEndExcluding=12.18.4
vendor=nodejs AND product=node.js AND software_edition=lts AND versionStartIncluding=10.0.0 AND versionEndExcluding=10.22.1
OR
vendor=opensuse AND product=leap AND version=15.2
OR
vendor=fedoraproject AND product=fedora AND version=33
 

Reference

 


Keywords

NVD

 

CVE-2020-8252

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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