PT-2021-17740 · Open Xchange · Ox Documents

Martin Heiland · Published 2021-07-27 · Updated 2022-07-12 · CVE-2021-28094

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: OX Documents versions prior to 7.10.5-rev7

Description: The issue is related to incorrect access control for converted documents due to the potential for hash collisions. This is caused by the use of CRC32, which can lead to security problems.

Recommendations: For versions prior to 7.10.5-rev7, update to version 7.10.5-rev7 or later to resolve the issue. As a temporary workaround, consider restricting access to document conversion features until the update is applied.

Fix

Inadequate Encryption Strength

Weakness Enumeration

CWE-326

Related Identifiers

CVE-2021-28094

Affected Products

Ox Documents

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-28094 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28094 · Vendor Advisory
• https://open-xchange.com · Note
• http://seclists.org/fulldisclosure/2021/Jul/37 · Note
• https://t.me/cibsecurity/26605 · Telegram Post
• http://packetstormsecurity.com/files/163569/OX-Documents-7.10.5-Improper-Authorization.html · Note