CVE-2021-28684 Information

Description

The XML parser used in ConeXware PowerArchiver before 20.10.02 allows processing of external entities which might lead to exfiltration of local files over the network (via an XXE attack).

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Reference

https://peterka.tech/blog/posts/cve-2021-28684/ https://www.powerarchiver.com

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3