CVE-2021-27204 — MEDIUM (5.5)

Q: What is CVE-2021-27204?

CVE-2021-27204 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

Q: How severe is CVE-2021-27204?

CVE-2021-27204 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-27204?

Check the references section above for vendor advisories and patch information. Affected products include: Telegram Telegram, Apple Macos.

Vulnerability Description

Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Telegram	Telegram	< 7.4.0
Apple	Macos	-

Related Weaknesses (CWE)

CWE-312

References

https://www.inputzero.io/2020/12/telegram-privacy-fails-again.htmlThird Party Advisory
https://www.youtube.com/watch?v=zEt-_5b4OaAExploitThird Party Advisory
https://www.inputzero.io/2020/12/telegram-privacy-fails-again.htmlThird Party Advisory
https://www.youtube.com/watch?v=zEt-_5b4OaAExploitThird Party Advisory

FAQ

What is CVE-2021-27204?

CVE-2021-27204 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Telegram before 7.4 (212543) Stable on macOS stores the local passcode in cleartext, leading to information disclosure.

How severe is CVE-2021-27204?

CVE-2021-27204 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-27204?

Check the references section above for vendor advisories and patch information. Affected products include: Telegram Telegram, Apple Macos.