Directory Traversal Vulnerability in Eyoucms by Eyou Technology
CVE-2021-39500

7.5HIGH

Key Information:

Vendor

Eyoucms

Status
Eyoucms
Vendor
CVE Published:
7 September 2021

What is CVE-2021-39500?

Eyoucms version 1.5.4 contains a directory traversal vulnerability that arises from insufficient input data sanitization in certain parameters. Attackers can exploit this weakness by injecting sequences like '../' into the input fields (tpldir, filename, type, nid), allowing them to traverse the directory structure and write files to writable directories, potentially compromising sensitive information or altering system files.

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References

https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4
x_refsource_MISC
https://github.com/KietNA-HPT/CVE
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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