VDB
CVE-2017-7793
CVE-2017-7793
PUBLISHED
CVSS 9.800000190734863 CRITICAL
A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
EPSS 2.31% · 82.8th percentile
Risk Scores
CVSS 3.0
9.800000190734863
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
2.31%
82.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | thunderbird | 0 |
| Ubuntu:18.04:LTS | firefox | 0 |
| Ubuntu:16.04:LTS | firefox | *, *, * |
| Ubuntu:14.04:LTS | firefox | 53.0.3+build1-0ubuntu0.14.04.2, 0, 33.0+build2-0ubuntu0.14.04.1 |
| Ubuntu:16.04:LTS | thunderbird | 1:45.2.0+build1-0ubuntu0.16.04.1, *, 1:45.5.1+build1-0ubuntu0.16.04.1 |
| Ubuntu:14.04:LTS | thunderbird | 1:24.0+build1-0ubuntu2, *, * |
Timeline
- Sep 28, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 2, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Sep 8, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
- Jan 12, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2017-7793 third-party-advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/ third-party-advisory
- https://ubuntu.com/security/notices/USN-3435-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3436-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-7793 third-party-advisory