Is CVE-2023-6208 in the CISA KEV catalog?

No. CVE-2023-6208 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-6208?

CVE-2023-6208 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2023-6208?

CVE-2023-6208 has an EPSS score of 0.77% (51th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-6208?

Upgrade firefox on debian unstable to 120.0-1 or later. Fixes are available for 21 affected products.

CVE & CISA-KEV Catalog

CVE-2023-6208

HIGH

8.8

CVSS v3

NVD

Description

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.

How to fix

Remediation Available

firefoxDebian

Fixed in:120.0-1CVE-2023-6208

firefoxRocky

Fixed in:0:115.5.0-1.el7_9.ppc64RHSA-2023:7509

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7509

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

firefoxRed Hat / RHEL

Fixed in:0:115.5.0-1.el7_9.ppc64RHSA-2023:7509

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7509

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

firefox-debuginfoRocky

Fixed in:0:115.5.0-1.el7_9.ppc64RHSA-2023:7509

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7509

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

firefox-debuginfoRed Hat / RHEL

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7509

Fixed in:0:115.5.0-1.el7_9.ppc64RHSA-2023:7509

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7509

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

firefox-debugsourceRocky

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

firefox-debugsourceRed Hat / RHEL

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7512

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7573

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7547

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7508

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7511

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7569

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7510

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

firefox-x11Rocky

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

firefox-x11Red Hat / RHEL

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7577

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7507

thunderbirdRed Hat / RHEL

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7505

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

thunderbirdRocky

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7505

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7505

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

thunderbird-debuginfoRocky

Fixed in:0:115.5.0-1.el7_9RHSA-2023:7505

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

thunderbird-debugsourceRocky

Fixed in:0:115.5.0-1.el8_9RHSA-2023:7500

Fixed in:0:115.5.0-1.el8_8RHSA-2023:7504

Fixed in:0:115.5.0-1.el8_1RHSA-2023:7502

Fixed in:0:115.5.0-1.el8_6RHSA-2023:7503

Fixed in:0:115.5.0-1.el8_4RHSA-2023:7570

Fixed in:0:115.5.0-1.el8_2RHSA-2023:7574

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_2RHSA-2023:7499

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

Fixed in:0:115.5.0-1.el9_3RHSA-2023:7501

Fixed in:0:115.5.0-1.el9_0RHSA-2023:7506

firefoxUbuntu

Fixed in:120.0+build2-0ubuntu0.20.04.1USN-6509-1

thunderbirdUbuntu

Fixed in:1:115.5.0+build1-0ubuntu0.20.04.1USN-6515-1

Fixed in:1:115.5.0+build1-0ubuntu0.22.04.1USN-6515-1

Fixed in:1:115.5.0+build1-0ubuntu0.23.04.1USN-6515-1

Fixed in:1:115.5.0+build1-0ubuntu0.23.10.1USN-6515-1

DeveloperEditionWindows application

Affected:120.0Fixed in:120.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:120.0Fixed in:120.0Mozilla

Mozilla Firefox ESR (en-US)Windows application

Affected:115.5.0Fixed in:115.5.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:115.5Fixed in:115.5Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

0.77%probability of exploitation in 30 days

51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Vendor Advisory3

Third-Party Advisory1

debian.org

Issue Tracking1

bugzilla.mozilla.org

Mailing List1

lists.debian.org

Other references1

lists.debian.org

Embed a live status badge for CVE-2023-6208

Markdown

[![CVE-2023-6208](https://tridentstack.com/cve/badge/CVE-2023-6208.svg)](https://tridentstack.com/cve/CVE-2023-6208)

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<a href="https://tridentstack.com/cve/CVE-2023-6208"><img src="https://tridentstack.com/cve/badge/CVE-2023-6208.svg" alt="CVE-2023-6208"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.