7.5
CWE
754
Advisory Published
CVE Published
Updated

CVE-2023-4583

First published: Tue Aug 29 2023(Updated: )

Last updated 24 July 2024

Credit: security@mozilla.org security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<115.2
115.2
Mozilla Thunderbird<115.2
115.2
Mozilla Firefox<117
117
Mozilla Firefox<117.0
Mozilla Firefox ESR<115.2
Mozilla Thunderbird<115.2
redhat/firefox<115.2
115.2
redhat/thunderbird<115.2
115.2
debian/firefox
134.0.2-2
debian/firefox-esr
115.14.0esr-1~deb11u1
128.6.0esr-1~deb11u3
128.5.0esr-1~deb12u1
128.6.0esr-1~deb12u1
128.5.0esr-1
128.6.0esr-4
debian/thunderbird
1:115.12.0-1~deb11u1
1:128.6.0esr-1~deb11u1
1:128.5.0esr-1~deb12u1
1:128.6.0esr-1~deb12u1
1:128.6.0esr-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2023-4583?

    The severity of CVE-2023-4583 is high with a CVSS score of 7.5.

  • Which software versions are affected by CVE-2023-4583?

    CVE-2023-4583 affects Firefox versions before 117 and Thunderbird versions before 115.2.

  • How does CVE-2023-4583 impact private channels?

    When the load group is not available, CVE-2023-4583 incorrectly assumes that the Browsing Context has been discarded, potentially leading to security issues for private channels after the private session ends.

  • Is there a fix for CVE-2023-4583?

    Yes, upgrading to Firefox version 117 or Thunderbird version 115.2 will fix the vulnerability.

  • Where can I find more information about CVE-2023-4583?

    You can find more information about CVE-2023-4583 on the MITRE CVE website, Ubuntu security notices, and the NVD website.

Contact

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