Is CVE-2024-1551 in the CISA KEV catalog?

No. CVE-2024-1551 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-1551?

CVE-2024-1551 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2024-1551?

CVE-2024-1551 has an EPSS score of 0.74% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-1551?

Upgrade firefox on debian unstable to 123.0-1 or later. Fixes are available for 20 affected products.

CVE & CISA-KEV Catalog

CVE-2024-1551

MEDIUM

6.1

CVSS v3

NVD

Description

Set-Cookie response headers were being incorrectly honored in multipart HTTP responses. If an attacker could control the Content-Type response header, as well as control part of the response body, they could inject Set-Cookie response headers that would have been honored by the browser. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CWE-565

How to fix

Remediation Available

firefoxDebian

Fixed in:123.0-1CVE-2024-1551

firefoxRed Hat / RHEL

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9.ppc64RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

firefoxRocky

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9.ppc64RHSA-2024:0976

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

firefox-debuginfoRocky

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9.ppc64RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

firefox-debuginfoRed Hat / RHEL

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9.ppc64RHSA-2024:0976

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0976

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

firefox-debugsourceRed Hat / RHEL

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

firefox-debugsourceRocky

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0955

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0971

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0972

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0970

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0969

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0968

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

firefox-x11Red Hat / RHEL

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

firefox-x11Rocky

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0983

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0952

thunderbirdRocky

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0957

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

thunderbirdRed Hat / RHEL

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0957

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

thunderbird-debuginfoRocky

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0957

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

thunderbird-debuginfoRed Hat / RHEL

Fixed in:0:115.8.0-1.el7_9RHSA-2024:0957

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

thunderbird-debugsourceRed Hat / RHEL

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

thunderbird-debugsourceRocky

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_8RHSA-2024:0961

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_2RHSA-2024:0958

Fixed in:0:115.8.0-1.el8_6RHSA-2024:0960

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el8_4RHSA-2024:0959

Fixed in:0:115.8.0-1.el8_9RHSA-2024:0964

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_0RHSA-2024:0962

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

Fixed in:0:115.8.0-1.el9_2RHSA-2024:0984

Fixed in:0:115.8.0-1.el9_3RHSA-2024:0963

firefoxUbuntu

Fixed in:123.0+build3-0ubuntu0.20.04.1USN-6649-1

thunderbirdUbuntu

Fixed in:1:115.8.1+build1-0ubuntu0.20.04.1USN-6669-1

Fixed in:1:115.8.1+build1-0ubuntu0.22.04.1USN-6669-1

Fixed in:1:115.8.1+build1-0ubuntu0.23.10.1USN-6669-1

DeveloperEditionWindows application

Affected:123.0Fixed in:123.0Mozilla

Affected:115.8.0Fixed in:115.8.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:123.0Fixed in:123.0Mozilla

Affected:115.8.0Fixed in:115.8.0Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:115.8.0Fixed in:115.8.0Mozilla

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

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit1

bugzilla.mozilla.org

Vendor Advisory3

Third-Party Advisory2

Embed a live status badge for CVE-2024-1551

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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 2025-04-02.