SB2019091714 - Multiple vulnerabilities in Dino XMPP client

Description

This security bulletin contains information about 3 vulnerabilities.

1) Insufficient verification of data authenticity (CVE-ID: CVE-2019-16235)

The vulnerability allows a remote attacker to spoof messages.

The vulnerability exists due to incorrect verification of the sender in module/xep/0280_message_carbons.vala. A remote attacker can spoof the sender of carbons messages.

2) Improper Authorization (CVE-ID: CVE-2019-16236)

The vulnerability allows a remote attacker to manipulate user's contact list.

The vulnerability exists due to improper authorization in module/roster/module.vala. A remote attacker can manipulate the user's roster (contact list).

3) Insufficient verification of data authenticity (CVE-ID: CVE-2019-16237)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to insufficient verification of data authenticity in module/xep/0313_message_archive_management.vala when processing MAM messages. A remote attacker can spoof the MAM messages.

Remediation

Install update from vendor's website.

References

• http://www.openwall.com/lists/oss-security/2019/09/12/5
• https://github.com/dino/dino/commit/e84f2c49567e86d2a261ea264d65c4adc549c930
• https://gultsch.de/dino_multiple.html
• https://seclists.org/bugtraq/2019/Sep/31
• https://github.com/dino/dino/commit/dd33f5f949248d87d34f399e8846d5ee5b8823d9
• https://github.com/dino/dino/commit/307f16cc86dd2b95aa02ab8a85110e4a2d5e7363