Vulnerability Description
dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Thunderbird | < 52.9.0 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/104613Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:2251Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2252Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1464056Issue TrackingPermissions RequiredVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1464667Issue TrackingVendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00013.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201811-13Third Party Advisory
- https://usn.ubuntu.com/3714-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4244Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-18/Vendor Advisory
- http://www.securityfocus.com/bid/104613Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:2251Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2252Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1464056Issue TrackingPermissions RequiredVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1464667Issue TrackingVendor Advisory
FAQ
What is CVE-2018-12373?
CVE-2018-12373 is a vulnerability with a CVSS score of 6.5 (MEDIUM). dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
How severe is CVE-2018-12373?
CVE-2018-12373 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-12373?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Thunderbird, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.