PT-2021-17727 · Deutsche Post · Deutsche Post Mailoptimizer

Lars Neumann · Published 2021-03-05 · Updated 2021-03-09 · CVE-2021-28042

Positive Technologies (AI Summary)

CVSS v2.0

8.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:P/A:P

Name of the Vulnerable Software and Affected Versions: Deutsche Post Mailoptimizer versions prior to 2020-11-09

Description: The issue allows Directory Traversal via a crafted ZIP archive to the Upload feature or the MO Connect component, potentially leading to remote code execution.

Recommendations: For versions prior to 2020-11-09, update to a version released after 2020-11-09 to resolve the issue. As a temporary workaround, consider restricting access to the Upload feature and the MO Connect component to minimize the risk of exploitation.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2021-28042

Affected Products

Deutsche Post Mailoptimizer

References · 4

• https://osv.dev/vulnerability/CVE-2021-28042 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-28042 · Security Note
• https://herolab.usd.de/security-advisories/usd-2020-0028 · Note
• https://deutschepost.de/de/m/mailoptimizer.html · Note