CVE-2018-20129 — HIGH (8.8)

Vulnerability Description

An issue was discovered in DedeCMS V5.7 SP2. uploads/include/dialog/select_images_post.php allows remote attackers to upload and execute arbitrary PHP code via a double extension and a modified ".php" substring, in conjunction with the image/jpeg content type, as demonstrated by the filename=1.jpg.p*hp value.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dedecms	Dedecms	5.7

Related Weaknesses (CWE)

CWE-94

References

http://www.iwantacve.cn/index.php/archives/88/ExploitThird Party Advisory
http://www.iwantacve.cn/index.php/archives/88/ExploitThird Party Advisory

FAQ

What is CVE-2018-20129?

CVE-2018-20129 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in DedeCMS V5.7 SP2. uploads/include/dialog/select_images_post.php allows remote attackers to upload and execute arbitrary PHP code via a double extension and a modified ".php"...

How severe is CVE-2018-20129?

CVE-2018-20129 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-20129?

Check the references section above for vendor advisories and patch information. Affected products include: Dedecms Dedecms.