PT-2022-11785 · Bbs · Bbs

Mysteryzo · Published 2022-03-28 · Updated 2022-04-01 · CVE-2021-43103

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions bbs version 5.3

Description A File Upload issue exists, allowing a remote malicious user to execute arbitrary code via the GetType function in ForumManageAction.java.

Recommendations For bbs version 5.3, consider restricting access to the GetType function in ForumManageAction.java to minimize the risk of exploitation until a fix is available. 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-2021-43103

Affected Products

Bbs

References · 4

• 🔥 https://github.com/diyhi/bbs/issues/51 · Exploit
• https://osv.dev/vulnerability/CVE-2021-43103 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43103 · Security Note
• https://t.me/cibsecurity/39702 · Telegram Post