Buffer overflow in Firefox ESR and Mozilla Firefox - CVE-2019-17005

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a memory corruption in plain text serializer. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a buffer overflow and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

How to mitigate CVE-2019-17005

Sources

• https://www.mozilla.org/en-US/security/advisories/mfsa2019-36/
• https://www.mozilla.org/en-US/security/advisories/mfsa2019-37/