Improper input validation in Bitrix24

CVE-2022-27228

In the vote (aka "Polls, Votes") module before 21.0.100 of Bitrix Site Manager, a remote unauthenticated attacker can execute arbitrary code.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.208 (97.5th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-27228: held from 0.208 to 0.208.

EPSS over last 30 days · oldest: 0.208 · newest: 0.208 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-27228?
CVE-2022-27228 is a critical-severity vulnerability in Bitrix24, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2022-03-22.
How severe is CVE-2022-27228?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-27228 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.