Description
An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Published: 2020-01-08
Score: 8.8 High
EPSS: 2.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1987-1 firefox-esr security update
Debian DLA Debian DLA DLA-1997-1 thunderbird security update
Debian DSA Debian DSA DSA-4549-1 firefox-esr security update
Debian DSA Debian DSA DSA-4571-1 thunderbird security update
EUVD EUVD EUVD-2019-3429 An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Ubuntu USN Ubuntu USN USN-4165-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-4202-1 Thunderbird vulnerabilities
Ubuntu USN Ubuntu USN USN-4335-1 Thunderbird vulnerabilities
History

No history.

Subscriptions

Canonical Ubuntu Linux
Mozilla Firefox Firefox Esr Thunderbird
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T23:03:32.865Z

Reserved: 2019-05-03T00:00:00.000Z

Link: CVE-2019-11759

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-01-08T20:15:12.623

Modified: 2024-11-21T04:21:44.203

Link: CVE-2019-11759

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-10-22T00:00:00Z

Links: CVE-2019-11759 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses