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.

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

.