CVE-2018-9174 sys_verifies.php in DedeCMS 5.7 allows remote attackers to execute arbitrary PHP code via the refiles array parameter, because the contents of modifytmp.inc are under an attacker's control.

CriticalCVSS 9.8 EPSS 1.4%

Published: 2018-04-02 06:00
Updated: 2026-06-17 05:06
Exploit status: No public exploit known

Description

sys_verifies.php in DedeCMS 5.7 allows remote attackers to execute arbitrary PHP code via the refiles array parameter, because the contents of modifytmp.inc are under an attacker's control.

Affected products

Product	Affected versions	Fixed in
dedecms	= 5.7	No fix listed

References

xz.aliyun.com third-party-advisory

CVSS v3.0

9.8 Critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

All scores (2)

v3.0 9.8 · nvd@nist.gov
v2.0 7.5 · nvd@nist.gov

Weakness & likelihood

EPSS (exploitation probability, 30 days): 1.44% (percentile 73.6)
CWE: CWE-94

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.