SB2022072906 - Multiple vulnerabilities in Mozilla Thunderbird

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Spoofing attack (CVE-ID: CVE-2022-36319)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error, related to mouse pointer positioning when combining CSS properties for overflow and transform. A remote attacker can trick the victim into interacting with mouse cursor with different coordinates than displayed.

2) Cross-site scripting (CVE-ID: CVE-2022-36318)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when visiting directory listings for chrome:// URLs as source text. A remote attacker can execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

3) Exposure of Resource to Wrong Sphere (CVE-ID: CVE-2022-36314)

The vulnerability allows an attacker to initiate unintended actions.

The vulnerability exists due to an error when opening .lnk shortcuts on the system. If the shortcut contains a link to an external resource the browser can initiate network requests from the operating system.

The vulnerability affects Windows installations only.

4) Buffer overflow (CVE-ID: CVE-2022-2505)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://www.mozilla.org/en-US/security/advisories/mfsa2022-32/
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-31/