Vulnerability Details : CVE-2021-38510
The executable file warning was not presented when downloading .inetloc files, which, due to a flaw in Mac OS, can run commands on a user's computer.*Note: This issue only affected Mac OS operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Exploit prediction scoring system (EPSS) score for CVE-2021-38510
Probability of exploitation activity in the next 30 days: 0.19%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 55 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-38510
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
References for CVE-2021-38510
-
https://www.mozilla.org/security/advisories/mfsa2021-50/
Security Vulnerabilities fixed in Thunderbird 91.3 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2021-49/
Security Vulnerabilities fixed in Firefox ESR 91.3 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1731779
Access DeniedIssue Tracking;Permissions Required;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2021-48/
Security Vulnerabilities fixed in Firefox 94 — MozillaVendor Advisory
Products affected by CVE-2021-38510
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*