Arbitrary file upload in B3log Symphony

CVE-2018-10469

b3log Symphony (aka Sym) 2.6.0 allows remote attackers to upload and execute arbitrary JSP files via the name[] parameter to the /upload URI.

Vulnerability class: Unrestricted File Upload

EPSS: 0.022 (80.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-10469?
CVE-2018-10469 is a critical-severity vulnerability in B3log Symphony, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2018-04-27.
How severe is CVE-2018-10469?
Critical severity. CVSS v3 base score is 9.8 out of 10.