Vulnerability in Bitrix24

CVE-2024-34891

Insufficiently protected credentials in DAV server settings in 1C-Bitrix Bitrix24 23.300.100 allows remote administrators to read Exchange account passwords via HTTP GET request.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.8% 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-2024-34891: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-34891?
CVE-2024-34891 is a medium-severity vulnerability in Bitrix24, classified under Cleartext Storage of Sensitive Information. CVSS score: 6.8/10. Published 2024-11-04.
How severe is CVE-2024-34891?
Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2024-34891 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.