CVE-2019-11706

HIGH
7.5
CVSS Score
Published: July 23, 2019 at 01:20 PM UTC
Updated: June 17, 2026 at 02:13 AM UTC
1 product affected across 1 vendorThunderbird

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Severity
HIGH7.5
Exploit prediction
EPSS 10%

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 60.7.1
Affected range stops below 60.7.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_MISCIssue TrackingPermissions RequiredVendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1555646
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
https://security.gentoo.org/glsa/201908-20

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-843

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