CVE-2019-11703: Buffer Overflow

Published Jun 13, 2019
·
Updated

A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in parsergetnextchar when processing certain email messages, resulting in a potentially exploitable crash.

Affected Software

2 affected componentsFixes available
Mozilla Thunderbird<60.7.1
60.7.1
Mozilla Thunderbird<60.7.1

Event History

Jun 13, 2019
CVE Published
12:00 AM
Jul 23, 2019
CVE Published
via MITRE·01:20 PM
Data Sourced
via MITRE·01:20 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2019-11703?

CVE-2019-11703 has been classified as a high severity vulnerability due to its potential to allow remote code execution.

2

How do I fix CVE-2019-11703?

To fix CVE-2019-11703, update your Mozilla Thunderbird to version 60.7.1 or later.

3

Which versions of Thunderbird are affected by CVE-2019-11703?

CVE-2019-11703 affects all versions of Mozilla Thunderbird prior to 60.7.1.

4

What type of vulnerability is CVE-2019-11703?

CVE-2019-11703 is a heap buffer overflow vulnerability found in Thunderbird's iCal email message processing.

5

Can CVE-2019-11703 be exploited remotely?

Yes, CVE-2019-11703 can potentially be exploited remotely through specially crafted email messages.

Contact

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