CVE-2021-28684

Public Exploit

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).

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory peterka.tech
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.powerarchiver.com product
https://peterka.tech/blog/posts/cve-2021-28684/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-28684?
CVE-2021-28684 has been scored as a medium severity vulnerability.
How to fix CVE-2021-28684?
To fix CVE-2021-28684, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28684 being actively exploited in the wild?
It is possible that CVE-2021-28684 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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