CVE-2023-1719 — HIGH (7.5) — White Hats Nepal

Vulnerability 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 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Bitrix24	Bitrix24	22.0.300

Related Weaknesses (CWE)

CWE-665

References

https://starlabs.sg/advisories/23/23-1719/ExploitThird Party Advisory
https://starlabs.sg/advisories/23/23-1719/ExploitThird Party Advisory

FAQ

What is CVE-2023-1719?

CVE-2023-1719 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2023-1719?

CVE-2023-1719 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-1719?

Check the references section above for vendor advisories and patch information. Affected products include: Bitrix24 Bitrix24.