Vulnerability Details : CVE-2023-6208
When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard.
*This bug only affects Firefox on X11. Other systems are unaffected.* This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Products affected by CVE-2023-6208
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-6208
0.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-6208
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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-2023-6208
-
https://www.mozilla.org/security/advisories/mfsa2023-49/
Security Vulnerabilities fixed in Firefox 120 — MozillaRelease Notes;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2023-50/
Security Vulnerabilities fixed in Firefox ESR 115.5 — MozillaRelease Notes;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
[SECURITY] [DLA 3674-1] thunderbird security update
-
https://www.mozilla.org/security/advisories/mfsa2023-52/
Security Vulnerabilities fixed in Thunderbird 115.5.0 — MozillaRelease Notes;Vendor Advisory
-
https://www.debian.org/security/2023/dsa-5561
Debian -- Security Information -- DSA-5561-1 firefox-esrThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html
[SECURITY] [DLA 3661-1] firefox-esr security updateMailing List
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1855345
Access DeniedIssue Tracking;Permissions Required
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