CVE-2018-12372
published 2018-10-18CVE-2018-12372: Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward. This vulnerability affects…
PriorityP429medium6.5CVSS 3.0
AVNACLPRNUIRSUCHINAN
EPSS
2.47%
84.4th percentile
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a 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
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
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 and PGP decryption oracles can be built with HTML emails
vendor_redhat·2018-07-04·CVSS 6.5
CVE-2018-12372 [MEDIUM] CWE-201 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails
thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
Package: thunderbird (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2018-12372: thunderbird - Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak pl...
vendor_debian·2018·CVSS 6.5
CVE-2018-12372 [MEDIUM] CVE-2018-12372: thunderbird - Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak pl...
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a 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)
GHSA
GHSA-gfx4-4m6p-57vj: Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward
ghsa_unreviewed·2022-05-13
CVE-2018-12372 [MEDIUM] CWE-200 GHSA-gfx4-4m6p-57vj: Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
OSV
CVE-2018-12372: Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward
osv·2018-10-18·CVSS 6.5
CVE-2018-12372 [MEDIUM] CVE-2018-12372: Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward
Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a 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
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails
bugzilla·2018-07-05·CVSS 6.5
CVE-2018-12372 [MEDIUM] CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails
CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails
A flaw was found in Mozilla Thunderbird before version 52.9. Decrypted S/MIME parts, when included in HTML crafted for an attack, can leak plaintext when included in a a HTML reply/forward.
References:
https://www.mozilla.org/en-US/security/advisories/mfsa2018-18/#CVE-2018-12372
Discussion:
Created thunderbird tracking bugs for this issue:
Affects: fedora-all [bug 1598539]
---
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-2018:2251
Bugzilla
CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails [fedora-all]
bugzilla·2018-07-05·CVSS 6.5
CVE-2018-12372 [MEDIUM] CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails [fedora-all]
CVE-2018-12372 thunderbird: S/MIME and PGP decryption oracles can be built with HTML emails [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
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=1419417https://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=1419417https://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