CVE-2023-7335

Summary

EduSoho versions prior to 22.4.7 contain an arbitrary file read vulnerability in the classroom-course-statistics export functionality. A remote, unauthenticated attacker can supply crafted path traversal sequences in the fileNames[] parameter to read arbitrary files from the server filesystem, including application configuration files such as config/parameters.yml that may contain secrets and database credentials. Exploitation evidence was observed by the Shadowserver Foundation on 2026-01-19 (UTC).

Affected Software

Weaknesses

• CWE-22: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

References

• https://www.edusoho.com/
• https://github.com/edusoho/edusoho/releases/tag/v22.4.7
• https://cn-sec.com/archives/2451582.html
• https://blog.csdn.net/qq_41904294/article/details/135007351
• https://github.com/zeroChen00/exp-poc/blob/main/EduSoho%E6%95%99%E5%9F%B9%E7%B3%BB%E7%BB%9Fclassropm-course-statistics%E5%AD%98%E5%9C%A8%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E8%AF%BB%E5%8F%96%E6%BC%8F%E6%B4%9E.md
• https://github.com/gobysec/GobyVuls/blob/master/CNVD-2023-03903.md
• https://www.cnvd.org.cn/flaw/show/CNVD-2023-03903
• https://www.vulncheck.com/advisories/edusoho-arbitrary-file-read-via-classroom-course-statistics

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