We use these services and cookies to improve your user experience. You may opt out if you wish, however, this may limit some features on this site.

Please see our statement on Data Privacy.

Crisp.chat (Helpdesk and Chat)

Ok

THREATINT
PUBLISHED

CVE-2023-1717

Bitrix24 Cross-Site Scripting (XSS) via Client-side Prototype Pollution



AssignerSTAR_Labs
Reserved2023-03-30
Published2023-11-01
Updated2024-09-05

Description

Prototype pollution in bitrix/templates/bitrix24/components/bitrix/menu/left_vertical/script.js in Bitrix24 22.0.300 allows remote attackers to 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 polluting `__proto__[tag]` and `__proto__[text]`.



CRITICAL: 9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-1321 Prototype Pollution

Product status

Default status
0x4002d53980

Any version
affected

Credits

Lam Jun Rong & Li Jiantao of STAR Labs SG Pte. Ltd. (@starlabs_sg) 0x4002d539e0

References

https://starlabs.sg/advisories/23/23-1717/ third-party-advisory

cve.org CVE-2023-1717

nvd.nist.gov CVE-2023-1717

Download JSON

Share this page
https://cve.threatint.com/CVE/CVE-2023-1717
Subscribe to our newsletter to learn more about our work.