PT-2022-11835 · Bigantsoft · Bigant Office Messenger

Published 2022-04-07 · Updated 2022-04-15 · CVE-2021-43430

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions BigAntSoft BigAnt office messenger version 5.6

Description An Access Control issue exists via im webserver, which could let a malicious user upload PHP Trojan files.

Recommendations For BigAntSoft BigAnt office messenger version 5.6, consider restricting access to the im webserver component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2021-43430

Affected Products

Bigant Office Messenger

References · 4

• 🔥 https://github.com/Flash1201/bug/blob/main/bigant · Exploit
• https://osv.dev/vulnerability/CVE-2021-43430 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43430 · Security Note
• https://t.me/cibsecurity/40320 · Telegram Post