Vulnerability in Bitrix24
CVE-2023-1719
Global variable extraction in bitrix/modules/main/tools.php in Bitrix24 22.0.300 allows unauthenticated remote attackers to (1) enumerate attachments on the server and (2) execute arbitrary JavaScript code in the victim's browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via overwriting uninitialised variables.
Vulnerability class: Dirty Pipe (CVE-2022-0847)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.050 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
- Bitrix24 — versions 22.0.300, 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- starlabs.sg/advisories/23/23-1719/ (Exploit, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-1719?
- CVE-2023-1719 is a high-severity vulnerability in Bitrix24, classified under Improper Initialization. CVSS score: 7.5/10. Published 2023-11-01.
- How severe is CVE-2023-1719?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-1719 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.