CVE-2018-12385

critical
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
9.5

Description

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. This vulnerability affects Thunderbird < 60.2.1, Firefox ESR < 60.2.1, and Firefox < 62.0.2.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-12385

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-12385.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201810-13

OS impact

OSVersionStatusFixed in
arch archfixed60.2.1-1
suse slesaffected
debian debiansidfixed62.0.2-1
debian debianbookwormfixed60.2.1esr-1
debian debianbullseyefixed60.2.1esr-1
debian debianforkyfixed60.2.1esr-1
debian debiantrixiefixed60.2.1esr-1

References

Verify integrity in audit chain (admin only). AS-IS.