Information disclosure in Telegram for macOS

1) Information disclosure

EUVDB-ID: #VU55654

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to any shared location, audio, video, or documents that are sent are stored with the prefix “secret-file-xxxxxx” in the Telegram cache directory. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Telegram for macOS: 7.6

CPE2.3

• cpe:2.3:a:telegram:telegram_for_macos:7.6:*:*:*:*:*:*:*

External links

https://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=29164

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.