CVE-2020-12422
CVSS V2 High 7.6
CVSS V3 High 8.8
Description
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Overview
- CVE ID
- CVE-2020-12422
- Assigner
- security@mozilla.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-07-09T15:15:12
- Last Modified Date
- 2023-01-27T17:03:37
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | 1 | OR | 78.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:H/Au:N/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- HIGH
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 7.6
- Severity
- HIGH
- Exploitability Score
- 4.9
- Impact Score
- 10
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://www.mozilla.org/security/advisories/mfsa2020-24/ | Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1450353 | Issue Tracking Permissions Required Vendor Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html | |
| https://security.gentoo.org/glsa/202007-10 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-12422 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12422 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:39:41 | Added to TrackCVE | |||
| 2022-12-04 19:19:47 | 2020-07-09T15:15Z | 2020-07-09T15:15:12 | CVE Published Date | updated |
| 2022-12-04 19:19:47 | 2020-07-27T02:15:16 | CVE Modified Date | updated | |
| 2022-12-04 19:19:47 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-01-27 17:10:39 | 2023-01-27T17:03:37 | CVE Modified Date | updated | |
| 2023-01-27 17:10:39 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |