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CVE-2023-1719

Bitrix24 Insecure Global Variable Extraction

Published: Nov 1, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-665
NVD MITRE
7.5CVSSHIGH
EPSS Score
5.0%
Top 8.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

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 Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-665

Affected Products

bitrix24bitrix24
On-prem
Enterprise Software / collaboration-groupware
Битрикс24ООО «1С-Битрикс»
On-prem
Web & CMS Plugins / cms-core
Bitrix24Bitrix24
On-prem
Enterprise Software / collaboration-groupware
bitrix24commercialEnterprise Softwareaka bitrix24, bitrix site manager, bitrix framework
ооо «1с-битрикс»commercialRUWeb & CMS Pluginsaka 1c-bitrix, bitrix24

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://starlabs.sg/advisories/23/23-1719/
starlabs.sg
https://starlabs.sg/advisories/23/23-1719/
starlabs.sg
https://vuldb.com/ru/?id.244185
vuldb.com
and 1 more references View all →

Timeline

Published
Nov 1, 2023
Last Updated
Nov 21, 2024

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