External Control of File Name or Path Affecting net.mingsoft:ms-mcms package, versions [0,]


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.05% (24th percentile)

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  • Snyk ID SNYK-JAVA-NETMINGSOFT-2407588
  • published 20 Feb 2022
  • disclosed 20 Feb 2022
  • credit n1ec

How to fix?

There is no fixed version for net.mingsoft:ms-mcms.

Overview

Affected versions of this package are vulnerable to External Control of File Name or Path via the oldFileName variable of the writeFileContent function. If this variable is not equal to the fileName variable, the oldFileName file gets deleted.

PoC

https://<mcms_url>/fileName=x&oldFileName=file destination

References

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    High
  • Availability (A)
    None
Expand this section

NVD

7.1 high