CVE-2021-28042 — HIGH (7.8)

Vulnerability Description

Deutsche Post Mailoptimizer 4.3 before 2020-11-09 allows Directory Traversal via a crafted ZIP archive to the Upload feature or the MO Connect component. This can lead to remote code execution.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Deutschepost	Mailoptimizer	4.3

Related Weaknesses (CWE)

CWE-22

References

https://herolab.usd.de/security-advisories/usd-2020-0028/Third Party Advisory
https://www.deutschepost.de/de/m/mailoptimizer.htmlProduct
https://herolab.usd.de/security-advisories/usd-2020-0028/Third Party Advisory
https://www.deutschepost.de/de/m/mailoptimizer.htmlProduct

FAQ

What is CVE-2021-28042?

CVE-2021-28042 is a vulnerability with a CVSS score of 7.8 (HIGH). Deutsche Post Mailoptimizer 4.3 before 2020-11-09 allows Directory Traversal via a crafted ZIP archive to the Upload feature or the MO Connect component. This can lead to remote code execution.

How severe is CVE-2021-28042?

CVE-2021-28042 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-28042?

Check the references section above for vendor advisories and patch information. Affected products include: Deutschepost Mailoptimizer.