CVE-2019-11706
published 2019-07-23CVE-2019-11706: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages…
PriorityP352high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EXPLOIT
EPSS
9.73%
94.9th percentile
A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | thunderbird | < thunderbird 1:60.7.1-1 (bookworm) | thunderbird 1:60.7.1-1 (bookworm) |
| mozilla | thunderbird | < 60.7.1 | 60.7.1 |
| mozilla | thunderbird | >= 0 < 1:60.7.1-1 | 1:60.7.1-1 |
| mozilla | thunderbird | >= 0 < 1:60.7.1-1 | 1:60.7.1-1 |
| mozilla | thunderbird | >= 0 < 1:60.7.1-1 | 1:60.7.1-1 |
| mozilla | thunderbird | >= 0 < 1:60.7.1-1 | 1:60.7.1-1 |
| mozilla | thunderbird | >= unspecified < 60.7.1 | 60.7.1 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
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Ubuntu
Thunderbird vulnerabilities
vendor_ubuntu·2019-06-20
CVE-2019-11703 Thunderbird vulnerabilities
Title: Thunderbird vulnerabilities
Summary: Several security issues were fixed in Thunderbird.
Multiple memory safety issues were discovered in Thunderbird. If a user
were tricked in to opening a specially crafted message, an attacker could
potentially exploit these to cause a denial of service, or execute
arbitrary code.
Instructions: After a standard system update you need to restart Thunderbird to make
all the necessary changes.
Red Hat
libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
vendor_redhat·2019-06-13·CVSS 7.5
CVE-2019-11706 [HIGH] CWE-843 libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.
Mitigation: Thunderbird can be configured to use icaljs instead of libical by setting `calendar.icaljs = true` in preferences, mitigating this vulnerability.
Package: libical (Red Hat Enterprise Linux 6) - Not affected
Package: libical (Red Hat Enterprise Linux 7) - Not affected
Package: libical (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2019-11706: thunderbird - A flaw in Thunderbird's implementation of iCal causes a type confusion in icalti...
vendor_debian·2019·CVSS 7.5
CVE-2019-11706 [HIGH] CVE-2019-11706: thunderbird - A flaw in Thunderbird's implementation of iCal causes a type confusion in icalti...
A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.
Scope: local
bookworm: resolved (fixed in 1:60.7.1-1)
bullseye: resolved (fixed in 1:60.7.1-1)
forky: resolved (fixed in 1:60.7.1-1)
sid: resolved (fixed in 1:60.7.1-1)
trixie: resolved (fixed in 1:60.7.1-1)
GHSA
GHSA-mj34-7h26-pj8g: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages
ghsa_unreviewed·2022-05-24
CVE-2019-11706 [HIGH] CWE-843 GHSA-mj34-7h26-pj8g: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages
A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.
OSV
CVE-2019-11706: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages
osv·2019-07-23·CVSS 7.5
CVE-2019-11706 [HIGH] CVE-2019-11706: A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages
A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.
No detection rules found.
Bugzilla
CVE-2019-11706 thunderbird: libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c [fedora-all]
bugzilla·2019-06-14·CVSS 7.5
CVE-2019-11706 [HIGH] CVE-2019-11706 thunderbird: libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c [fedora-all]
CVE-2019-11706 thunderbird: libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c [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
Bugzilla
CVE-2019-11706 libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
bugzilla·2019-06-12·CVSS 7.5
CVE-2019-11706 [HIGH] CVE-2019-11706 libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
CVE-2019-11706 libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
A flaw was found in Mozilla Thunderbird. A type confusion in icaltimezone_get_vtimezone_properties in icalproperty.c might lead to process crash and potentially others consequences.
References:
https://bugzilla.mozilla.org/show_bug.cgi?id=1555646
Discussion:
Is this for Thunderbird only, or the libical package is also affected? I would verify that myself, but I do not have access to any related bug report mentioned here, neither to the upstream Mozilla bug.
---
External References:
https://www.mozilla.org/en-US/security/advisories/mfsa2019-17/
---
Mitigation:
Thunderbird can be configured to use icaljs instead of libical by setting `calendar.icaljs = true` in preferences, m
https://bugzilla.mozilla.org/show_bug.cgi?id=1555646https://security.gentoo.org/glsa/201908-20https://www.mozilla.org/security/advisories/mfsa2019-17/https://bugzilla.mozilla.org/show_bug.cgi?id=1555646https://security.gentoo.org/glsa/201908-20https://www.mozilla.org/security/advisories/mfsa2019-17/
2019-07-23
Published