Overview
- Description
- A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox < 50.0.2, Firefox ESR < 45.5.1, and Thunderbird < 45.5.1.
- Source
- security@mozilla.org
- NVD status
- Analyzed
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:N/A:N
Known exploits
Data from CISA
- Vulnerability name
- Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability
- Exploit added on
- Jun 22, 2023
- Exploit action due
- Jul 13, 2023
- Required action
- Apply updates per vendor instructions.
Weaknesses
- nvd@nist.gov
- CWE-416
Social media
- Hype score
- Not currently trending
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