What is CVE-2021-27204?

CVE-2021-27204 is a medium-severity vulnerability in Apple macOS, classified under Cleartext Storage of Sensitive Information. CVSS score: 5.5/10. Published 2021-02-12.

How severe is CVE-2021-27204?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Apple macOS

CVE-2021-27204

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

EPSS: 0.003 (21.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Macos
Telegram
N/a — versions n/a

Weakness classification (CWE)

CWE-312 — Cleartext Storage of Sensitive Information

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-27204?: CVE-2021-27204 is a medium-severity vulnerability in Apple macOS, classified under Cleartext Storage of Sensitive Information. CVSS score: 5.5/10. Published 2021-02-12.
How severe is CVE-2021-27204?: Medium severity. CVSS v3 base score is 5.5 out of 10.