#VU21170 Insufficient verification of data authenticity in Dino - CVE-2019-16235

Vulnerability identifier: #VU21170

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-16235

CWE-ID: CWE-345

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Dino
Client/Desktop applications / Messaging software

Vendor: Dino Team

Description

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.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Dino: 0.0

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External links
https://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

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.