SB2019052723 - Spoofing attack in firefox-esr (Alpine package)

Description

This security bulletin contains information about 1 security vulnerability.

1) Spoofing attack (CVE-ID: CVE-2019-11698)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of drag and drop operations. A remote attacker can create a specially crafted hyperlink that when dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data.

Successful exploitation of the vulnerability may allow an attacker to steal user's browser history.

Remediation

Install update from vendor's website.

References

• https://git.alpinelinux.org/aports/commit/?id=19d91779a5cd79292c972f6acdf04ef87ed7379e
• https://git.alpinelinux.org/aports/commit/?id=5d004d13d3cfbb28cda2846e1c88900d5a8d1040