CVE-2018-12385: Input Validation

Published Sep 21, 2018
·
Updated

A potentially exploitable crash in TransportSecurityInfo used for SSL can be triggered by data stored in the local cache in the user profile directory. This issue is only exploitable in combination with another vulnerability allowing an attacker to write data into the local cache or from locally installed malware. This issue also triggers a non-exploitable startup crash for users switching between the Nightly and Release versions of Firefox if the same profile is used.

External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-23/#CVE-2018-12385

Other sources

A potentially exploitable crash in TransportSecurityInfo used for SSL can be triggered by data stored in the local cache in the user profile directory. This issue is only exploitable in combination with another vulnerability allowing an attacker to write data into the local cache or from locally installed malware. This issue also triggers a non-exploitable startup crash for users switching between the Nightly and Release versions of Firefox if the same profile is used.

Mozilla

Affected Software

24 affected componentsFixes available
Mozilla Thunderbird<60.2.1
60.2.1
Mozilla Firefox<62.0.2
62.0.2
Mozilla Firefox ESR<60.2.1
60.2.1
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Aus=7.6
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Server Eus=7.6
redhat Enterprise Linux Server Tus=7.6
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Mozilla Firefox<62.0.2
Mozilla Firefox ESR<60.2.1
Mozilla Thunderbird<60.2.1
debian/firefox
146.0-1
debian/firefox-esr
115.14.0esr-1~deb11u1140.6.0esr-1~deb11u1128.14.0esr-1~deb12u1140.5.0esr-1~deb12u1140.4.0esr-1~deb13u1140.5.0esr-1~deb13u1140.5.0esr-1140.6.0esr-1
debian/thunderbird
1:115.12.0-1~deb11u11:140.5.0esr-1~deb11u11:128.14.0esr-1~deb12u11:140.5.0esr-1~deb12u11:140.4.0esr-1~deb13u11:140.5.0esr-1~deb13u11:140.5.0esr-1

Event History

Sep 21, 2018
CVE Published
12:00 AM
Sep 24, 2018
Data Sourced
via Red Hat·02:25 AM
DescriptionSeverityAffected Software
Oct 18, 2018
CVE Published
via MITRE·01:00 PM
Data Sourced
via MITRE·01:00 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·10:49 PM
Description
Nov 27, 2025
Data Sourced
via Ubuntu·06:15 PM
RemedyDescriptionSeverityAffected Software
Dec 10, 2025
Data Sourced
via Debian·06:26 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2018-12385?

CVE-2018-12385 has been classified as having moderate severity due to the potential for crash exploitation under specific conditions.

2

How do I fix CVE-2018-12385?

To address CVE-2018-12385, users should update to the latest version of affected software such as Thunderbird, Firefox, or their respective ESR versions.

3

What versions are affected by CVE-2018-12385?

CVE-2018-12385 impacts Mozilla Thunderbird and Firefox up to version 60.2.1, as well as Firefox ESR versions up to 60.2.1.

4

Can CVE-2018-12385 be exploited remotely?

CVE-2018-12385 is not directly exploitable remotely and typically requires an attacker to leverage another vulnerability to write data into local cache.

5

Is there a public exploit available for CVE-2018-12385?

As of now, there are no known public exploits specifically targeting CVE-2018-12385.

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