What is CVE-2021-27935?

CVE-2021-27935 is a high-severity vulnerability in Adguard Home, classified under Insufficiently Protected Credentials. CVSS score: 7.5/10. Published 2021-03-03.

How severe is CVE-2021-27935?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Adguard Home

CVE-2021-27935

An issue was discovered in AdGuard before 0.105.2. An attacker able to get the user's cookie is able to bruteforce their password offline, because the hash of the password is stored in the cookie.

EPSS: 0.041 (89.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Adguard Adguard_home
N/a — versions n/a

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-27935?: CVE-2021-27935 is a high-severity vulnerability in Adguard Home, classified under Insufficiently Protected Credentials. CVSS score: 7.5/10. Published 2021-03-03.
How severe is CVE-2021-27935?: High severity. CVSS v3 base score is 7.5 out of 10.