CVE-2023-1719

HIGH NUCLEI

Bitrix24 22.0.300 - Unauthenticated Remote Code Execution via Global Variable Overwrite

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2023-1719 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

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.

Nuclei Templates (1)

Bitrix Component - Cross-Site Scripting
CRITICALVERIFIEDby DhiyaneshDk
Shodan: html:"/bitrix/" || http.html:"/bitrix/"
FOFA: body="/bitrix/"

References (1)

Core 1
Core References
Exploit, Third Party Advisory third-party-advisory
https://starlabs.sg/advisories/23/23-1719/

Scores

CVSS v3 7.5
EPSS 0.0497
EPSS Percentile 91.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-665
Status published
Products (1)
bitrix24/bitrix24 22.0.300
Published Nov 01, 2023
Tracked Since Feb 18, 2026