CVE-2023-25742: Medium severity Mozilla Thunderbird vulnerability

Published Feb 14, 2023
·
Updated

Last updated 24 July 2024

Other sources

The Mozilla Foundation Security Advisory describes this flaw as: When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash.

When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash.

External Reference: https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/#CVE-2023-25742

— Red Hat

When importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing the tab to crash. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

Affected Software

33 affected componentsFixes available
redhat/firefox<0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
redhat/thunderbird<0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
redhat/firefox<0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
redhat/thunderbird<0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
redhat/firefox<0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
redhat/thunderbird<0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
redhat/firefox<0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
redhat/thunderbird<0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
redhat/firefox<0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
redhat/thunderbird<0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
redhat/firefox<0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
redhat/thunderbird<0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
redhat/firefox<0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
redhat/thunderbird<0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
redhat/firefox<0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
redhat/thunderbird<0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
redhat/firefox<102.8
102.8
redhat/thunderbird<102.8
102.8
Mozilla Thunderbird<102.8
102.8
Mozilla Firefox<110.0
Mozilla Firefox ESR<102.8
Mozilla Thunderbird<102.8
Mozilla Firefox<110
110
Mozilla Firefox ESR<102.8
102.8
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
alpine/firefox-esr<102.8.0-r0
102.8.0-r0
debian/firefox
159.0.1-1
debian/firefox-esr
140.12.0esr-1~deb12u1153.6.0esr-1~deb12u2140.15.0esr-1~deb13u1153.6.0esr-1~deb13u1153.5.1esr-1153.6.0esr-1
debian/thunderbird
1:140.12.0esr-1~deb12u11:153.6.0esr-1~deb12u21:140.12.0esr-1~deb13u11:153.6.0esr-1~deb13u11:153.5.0esr-11:153.6.0esr-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el7_9
  2. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el7_9
  3. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_7
  4. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_7
  5. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_1
  6. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_1
  7. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_2
  8. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_2
  9. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_4
  10. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_4
  11. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_6
  12. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el8_6
  13. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el9_1
  14. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el9_1
  15. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el9_0
  16. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 0:102.8.0-2.el9_0
  17. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 102.8
  18. Upgrade

    Upgrade redhat/thunderbird to a version that resolves this vulnerability.

    Fixed in 102.8
  19. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 102.8
  20. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 110
  21. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 102.8
  22. Upgrade

    Upgrade alpine/firefox-esr to a version that resolves this vulnerability.

    Fixed in 102.8.0-r0
  23. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 159.0.1-1
  24. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 140.12.0esr-1~deb12u1Fixed in 153.6.0esr-1~deb12u2Fixed in 140.15.0esr-1~deb13u1Fixed in 153.6.0esr-1~deb13u1Fixed in 153.5.1esr-1Fixed in 153.6.0esr-1
  25. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:153.6.0esr-1~deb12u2Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:153.6.0esr-1~deb13u1Fixed in 1:153.5.0esr-1Fixed in 1:153.6.0esr-1

Event History

Feb 14, 2023
CVE Published
via Mozilla·12:00 AM
Jun 2, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
05:15 PM
Description
Data Sourced
via NVD·05:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is CVE-2023-25742?

CVE-2023-25742 is a vulnerability that affects Firefox, Thunderbird, and Firefox ESR, causing crashes when importing a SPKI RSA public key as ECDSA P-256.

2

Which software versions are affected by CVE-2023-25742?

CVE-2023-25742 affects Firefox versions prior to 110, Thunderbird versions prior to 102.8, and Firefox ESR versions prior to 102.8.

3

What is the severity of CVE-2023-25742?

CVE-2023-25742 has a severity level of medium.

4

How can I fix CVE-2023-25742?

To fix CVE-2023-25742, users should update their Firefox, Thunderbird, and Firefox ESR to versions 110, 102.8, and 102.8 respectively.

5

Where can I find more information about CVE-2023-25742?

More information about CVE-2023-25742 can be found on the Mozilla security advisories page and the Bugzilla Mozilla page linked in the references.

Company

Resources

Contact

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