Is CVE-2024-5690 in the CISA KEV catalog?

No. CVE-2024-5690 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-5690?

CVE-2024-5690 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2024-5690?

CVE-2024-5690 has an EPSS score of 0.74% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-5690?

Upgrade firefox on debian unstable to 127.0-1 or later. Fixes are available for 21 affected products.

CVE & CISA-KEV Catalog

CVE-2024-5690

MEDIUM

4.3

CVSS v3

NVD

Description

By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were functional on a user's system. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

CWE-203

How to fix

Remediation Available

firefoxDebian

Fixed in:127.0-1CVE-2024-5690

firefoxRed Hat / RHEL

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9.ppc64RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

firefoxRocky

Fixed in:0:115.12.0-1.el7_9.ppc64RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

firefox-debuginfoRocky

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9.ppc64RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

firefox-debuginfoRed Hat / RHEL

Fixed in:0:115.12.0-1.el7_9.ppc64RHSA-2024:3951

Fixed in:0:115.12.0-1.el7_9RHSA-2024:3951

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

firefox-debugsourceRed Hat / RHEL

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

firefox-debugsourceRocky

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_8RHSA-2024:3950

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_6RHSA-2024:3972

Fixed in:0:115.12.0-1.el8_10RHSA-2024:3954

Fixed in:0:115.12.0-1.el8_2RHSA-2024:3952

Fixed in:0:115.12.0-1.el8_4RHSA-2024:3953

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_0RHSA-2024:3958

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

firefox-x11Rocky

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

firefox-x11Red Hat / RHEL

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

Fixed in:0:115.12.0-1.el9_2RHSA-2024:3949

Fixed in:0:115.12.0-1.el9_4RHSA-2024:3955

thunderbirdRocky

Fixed in:0:115.12.1-1.el7_9RHSA-2024:4016

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

thunderbirdRed Hat / RHEL

Fixed in:0:115.12.1-1.el7_9RHSA-2024:4016

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

thunderbird-debuginfoRocky

Fixed in:0:115.12.1-1.el7_9RHSA-2024:4016

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:115.12.1-1.el7_9RHSA-2024:4016

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

thunderbird-debugsourceRocky

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_4RHSA-2024:4003

Fixed in:0:115.12.1-1.el8_6RHSA-2024:4063

Fixed in:0:115.12.1-1.el8_8RHSA-2024:4018

Fixed in:0:115.12.1-1.el8_10RHSA-2024:4036

Fixed in:0:115.12.1-1.el8_2RHSA-2024:4001

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_0RHSA-2024:4015

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

Fixed in:0:115.12.1-1.el9_4RHSA-2024:4002

Fixed in:0:115.12.1-1.el9_2RHSA-2024:4004

firefoxUbuntu

Fixed in:127.0.2+build1-0ubuntu0.20.04.1USN-6862-1

thunderbirdUbuntu

Fixed in:1:115.12.0+build3-0ubuntu0.20.04.1USN-6840-1

Fixed in:1:115.12.0+build3-0ubuntu0.22.04.1USN-6840-1

Fixed in:1:115.12.0+build3-0ubuntu0.23.10.1USN-6840-1

DeveloperEditionWindows application

Affected:127.0Fixed in:127.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:127.0Fixed in:127.0Mozilla

Mozilla Firefox ESR (en-US)Windows application

Affected:115.12Fixed in:115.12Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:115.12Fixed in:115.12Mozilla

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.74%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Vendor Advisory3

Issue Tracking1

bugzilla.mozilla.org

Mailing List2

Related Vulnerabilities

Other CWE-203 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-5753	Medium	5.6	94%	-	Fix
CVE-2003-0190	Medium	5.0	77%	-	Fix
CVE-2017-5715	Medium	5.6	74%	-	Fix
CVE-2018-3639	Medium	5.5	61%	-	Fix
CVE-2023-28770	High	7.5	58%	-	Fix
CVE-2004-1602	Medium	5.0	31%	-	-

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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 2025-03-26.