by Kastro
Paper/Archive/CVE-2023-1719

CVE-2023-1719

Bitrix24 Bitrix24 — Bitrix24 Insecure Global Variable Extraction

EPSS 5%public exploitCVSS 9.8
critical.is priorityof 100
58
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 92.2.922 × 2018.4Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Bitrix24≤ 22.0.300–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
STAR_Labs (CNA)7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: partial

References

writeupstarlabs.sg/advisories/23/23-1719