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



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]`.

Reserved 2023-03-30 | Published 2023-11-01 | Updated 2024-09-05 | Assigner STAR_Labs


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
unaffected

Any version
affected

Credits

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

References

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

Support options

Helpdesk Chat, Email, Knowledgebase
Subscribe to our newsletter to learn more about our work.