CVE-2021-21156
CVSS V2 Medium 6.8
CVSS V3 High 8.8
Description
Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted script.
Overview
- CVE ID
- CVE-2021-21156
- Assigner
- chrome-cve-admin@google.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-02-22T22:15:12
- Last Modified Date
- 2021-05-17T20:15:11
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | 1 | OR | 88.0.4324.182 | |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://crbug.com/1177341 | Permissions Required Vendor Advisory |
| https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.html | Release Notes Vendor Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/202104-08 | Third Party Advisory |
| http://packetstormsecurity.com/files/162579/Chrome-Array-Transfer-Bypass.html | Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-21156 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21156 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:15:52 | Added to TrackCVE | |||
| 2022-12-05 22:36:36 | 2021-02-22T22:15Z | 2021-02-22T22:15:12 | CVE Published Date | updated |
| 2022-12-05 22:36:36 | 2021-05-17T20:15:11 | CVE Modified Date | updated | |
| 2022-12-05 22:36:36 | Analyzed | Vulnerability Status | updated |