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CVE-2017-16920

Published: Nov 21, 2017Updated: May 13, 2026 Sources: CVE List NVDNVD-CWE-noinfo
9.8CRITICAL
NVD MITRE
EPSS Score
2.1%
Top 19.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

v5/config/system.php in dayrui FineCms 5.2.0 has a default SYS_KEY value and does not require key regeneration for each installation, which allows remote attackers to upload arbitrary .php files via a member api swfupload action to index.php.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

finecms
commercial
finecmsOn-prem
Web & CMS Plugins / cms-core
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2017-16920?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://gitee.com/dayrui/finecms/commit/ff4b7ad3c3fbd3245b3bb7bc774d20c9705d9882
gitee.com
https://user-images.githubusercontent.com/31153532/33065202-21b536f2-cee3-11e7-997a-c7d4f1b00ca7.jpg
user-images.githubusercontent.com

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