CVE-2019-11719: High severity Mozilla Thunderbird vulnerability

Published Jul 9, 2019
·
Updated

Mozilla Firefox could allow a remote attacker to obtain sensitive information, caused by an out-of-bounds read when importing a curve25519 private key in PKCS#8format. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to obtain sensitive information.

Other sources

When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure.

Mozilla

Affected Software

24 affected componentsFixes available
redhat/nspr<0:4.25.0-2.el7_9
0:4.25.0-2.el7_9
redhat/nss<0:3.53.1-3.el7_9
0:3.53.1-3.el7_9
redhat/nss-softokn<0:3.53.1-6.el7_9
0:3.53.1-6.el7_9
redhat/nss-util<0:3.53.1-1.el7_9
0:3.53.1-1.el7_9
redhat/nspr<0:4.21.0-2.el8_0
0:4.21.0-2.el8_0
redhat/nss<0:3.44.0-7.el8_0
0:3.44.0-7.el8_0
redhat/nss<3.36.8
3.36.8
redhat/nss<3.44.1
3.44.1
redhat/nss<3.47
3.47
Mozilla Thunderbird<68
68
Mozilla Thunderbird<60.8
60.8
Mozilla Firefox<68.0
Mozilla Firefox ESR<60.8.0
Mozilla Thunderbird<60.8.0
Mozilla Firefox<68
68
Mozilla Firefox ESR<60.8
60.8
IBM Security Guardium<=10.5
IBM Security Guardium<=10.6
IBM Security Guardium<=11.0
IBM Security Guardium<=11.1
IBM Security Guardium<=11.2
IBM Security Guardium<=11.3
IBM Security Guardium<=11.4
Mozilla Firefox<60.8.0

Event History

Jul 9, 2019
CVE Published
via Mozilla·12:00 AM
Jul 10, 2019
Data Sourced
via Red Hat·12:27 AM
DescriptionSeverityAffected Software
Jul 23, 2019
CVE Published
via MITRE·01:17 PM
Data Sourced
via MITRE·01:17 PM
DescriptionWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2019-11719.

2

What is the severity of CVE-2019-11719?

The severity of CVE-2019-11719 is high with a severity value of 7.5.

3

How does CVE-2019-11719 impact Mozilla Firefox?

CVE-2019-11719 could allow a remote attacker to obtain sensitive information in Mozilla Firefox.

4

How can I fix CVE-2019-11719?

To fix CVE-2019-11719, upgrade to the recommended versions of the affected software provided by the vendor.

5

Where can I find more information about CVE-2019-11719?

You can find more information about CVE-2019-11719 in the references section of this advisory.

Contact

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