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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.97% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-665
- Affected
- bitrix24/bitrix24
- Source
- info@starlabs.sg
References
- https://starlabs.sg/advisories/23/23-1719/Exploit, Third Party Advisory
- https://starlabs.sg/advisories/23/23-1719/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.