CVE-2020-8252
CVSS V2 Medium 4.6
CVSS V3 High 7.8
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.
Overview
- CVE ID
- CVE-2020-8252
- Assigner
- support@hackerone.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-09-18T21:15:13
- Last Modified Date
- 2022-05-24T17:16:49
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* | 1 | OR | 10.0.0 | 10.22.1 |
| cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* | 1 | OR | 12.0.0 | 12.18.4 |
| cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* | 1 | OR | 14.0.0 | 14.9.0 |
| cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 4.6
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://hackerone.com/reports/965914 | Permissions Required Third Party Advisory |
| https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/ | Vendor Advisory |
| https://security.gentoo.org/glsa/202009-15 | 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 |
| https://security.netapp.com/advisory/ntap-20201009-0004/ | |
| http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html | |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-8252 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8252 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:30:35 | Added to TrackCVE | |||
| 2022-12-04 23:02:26 | cve-assignments@hackerone.com | support@hackerone.com | CVE Assigner | updated |
| 2022-12-04 23:02:26 | 2020-09-18T21:15Z | 2020-09-18T21:15:13 | CVE Published Date | updated |
| 2022-12-04 23:02:26 | 2022-05-24T17:16:49 | CVE Modified Date | updated | |
| 2022-12-04 23:02:26 | Analyzed | Vulnerability Status | updated |