CVE-2018-12373
published 2018-10-18CVE-2018-12373: 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…
PriorityP427medium6.5CVSS 3.0
AVNACLPRNUIRSUCHINAN
EPSS
2.40%
82.1th percentile
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.
Affected
26 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | thunderbird | < thunderbird 1:52.9.0-1 (bookworm) | thunderbird 1:52.9.0-1 (bookworm) |
| mozilla | thunderbird | < 52.9.0 | 52.9.0 |
| mozilla | thunderbird | >= 0 < 1:52.9.0-1 | 1:52.9.0-1 |
| mozilla | thunderbird | >= 0 < 1:52.9.0-1 | 1:52.9.0-1 |
| mozilla | thunderbird | >= 0 < 1:52.9.0-1 | 1:52.9.0-1 |
| mozilla | thunderbird | >= 0 < 1:52.9.0-1 | 1:52.9.0-1 |
| mozilla | thunderbird | >= 0 < 1:52.9.1+build3-0ubuntu0.14.04.1 | 1:52.9.1+build3-0ubuntu0.14.04.1 |
| mozilla | thunderbird | >= 0 < 1:52.9.1+build3-0ubuntu0.16.04.1 | 1:52.9.1+build3-0ubuntu0.16.04.1 |
| mozilla | thunderbird | >= 0 < 1:52.9.1+build3-0ubuntu0.18.04.1 | 1:52.9.1+build3-0ubuntu0.18.04.1 |
| mozilla | thunderbird | >= unspecified < 52.9 | 52.9 |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_server | — | — |
| redhat | enterprise_linux_server | — | — |
| redhat | enterprise_linux_workstation | — | — |
CVSS provenance
nvdv3.06.5MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian6.5MEDIUM
vendor_redhat6.5MEDIUM
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GHSA
GHSA-6x9p-vcwr-3q9w: dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward
ghsa_unreviewed·2022-05-13
CVE-2018-12373 [MEDIUM] CWE-200 GHSA-6x9p-vcwr-3q9w: dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward
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.
OSV
CVE-2018-12373: dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward
osv·2018-10-18·CVSS 6.5
CVE-2018-12373 [MEDIUM] CVE-2018-12373: dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward
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.
OSV
thunderbird vulnerabilities
osv·2018-07-12·CVSS 8.8
CVE-2018-12359 [HIGH] thunderbird vulnerabilities
thunderbird vulnerabilities
Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass CORS restrictions, obtain sensitive information, or execute
arbitrary code. (CVE-2018-12359, CVE-2018-12360, CVE-2018-12362,
CVE-2018-12363, CVE-2018-12364, CVE-2018-12365, CVE-2018-12366)
It was discovered that S/MIME and PGP decryption oracles can be built with
HTML emails. An attacker could potentially exploit this to obtain
sensitive information. (CVE-2018-12372)
It was discovered that S/MIME plaintext can be leaked through HTML
reply/forward. An attacker could potentially exploit this to obtain
sensitive information. (CVE-2018-12373
Ubuntu
Thunderbird vulnerabilities
vendor_ubuntu·2018-07-12·CVSS 8.8
CVE-2018-12359 [HIGH] Thunderbird vulnerabilities
Title: Thunderbird vulnerabilities
Summary: Several security issues were fixed in Thunderbird.
Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass CORS restrictions, obtain sensitive information, or execute
arbitrary code. (CVE-2018-12359, CVE-2018-12360, CVE-2018-12362,
CVE-2018-12363, CVE-2018-12364, CVE-2018-12365, CVE-2018-12366)
It was discovered that S/MIME and PGP decryption oracles can be built with
HTML emails. An attacker could potentially exploit this to obtain
sensitive information. (CVE-2018-12372)
It was discovered that S/MIME plaintext can be leaked through HTML
reply/forward. An attacker could poten
Red Hat
thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
vendor_redhat·2018-05-27·CVSS 6.5
CVE-2018-12373 [MEDIUM] CWE-212 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
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.
Package: thunderbird (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2018-12373: thunderbird - dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plain...
vendor_debian·2018·CVSS 6.5
CVE-2018-12373 [MEDIUM] CVE-2018-12373: thunderbird - dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plain...
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.
Scope: local
bookworm: resolved (fixed in 1:52.9.0-1)
bullseye: resolved (fixed in 1:52.9.0-1)
forky: resolved (fixed in 1:52.9.0-1)
sid: resolved (fixed in 1:52.9.0-1)
trixie: resolved (fixed in 1:52.9.0-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward [fedora-all]
bugzilla·2018-07-05·CVSS 6.5
CVE-2018-12373 [MEDIUM] CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward [fedora-all]
CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multip
Bugzilla
CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
bugzilla·2018-07-05·CVSS 6.5
CVE-2018-12373 [MEDIUM] CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward
A flaw was found in Mozilla Thunderbird before version 52.9. Decrypted S/MIME parts hidden with CSS or can leak plaintext when included in a HTML reply/forward.
References:
https://www.mozilla.org/en-US/security/advisories/mfsa2018-18/#CVE-2018-12373
https://bugzilla.mozilla.org/show_bug.cgi?id=1464667
Discussion:
Created thunderbird tracking bugs for this issue:
Affects: fedora-all [bug 1598530]
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2018:2252 https://access.redhat.com/errata/RHSA-2018:2252
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 6
Via RHSA-2018:2251 https://access.redhat.com/errata/RHSA-
http://www.securityfocus.com/bid/104613https://access.redhat.com/errata/RHSA-2018:2251https://access.redhat.com/errata/RHSA-2018:2252https://bugzilla.mozilla.org/show_bug.cgi?id=1464056https://bugzilla.mozilla.org/show_bug.cgi?id=1464667https://lists.debian.org/debian-lts-announce/2018/07/msg00013.htmlhttps://security.gentoo.org/glsa/201811-13https://usn.ubuntu.com/3714-1/https://www.debian.org/security/2018/dsa-4244https://www.mozilla.org/security/advisories/mfsa2018-18/http://www.securityfocus.com/bid/104613https://access.redhat.com/errata/RHSA-2018:2251https://access.redhat.com/errata/RHSA-2018:2252https://bugzilla.mozilla.org/show_bug.cgi?id=1464056https://bugzilla.mozilla.org/show_bug.cgi?id=1464667https://lists.debian.org/debian-lts-announce/2018/07/msg00013.htmlhttps://security.gentoo.org/glsa/201811-13https://usn.ubuntu.com/3714-1/https://www.debian.org/security/2018/dsa-4244https://www.mozilla.org/security/advisories/mfsa2018-18/
2018-10-18
Published