XiaoCms 20141229 uploadfile.php Type code injection

Summaryinfo

A vulnerability has been found in XiaoCms 20141229 and classified as critical. The impacted element is an unknown function of the file admin\controller\uploadfile.php. This manipulation of the argument Type as part of Parameter causes code injection. This vulnerability is handled as CVE-2018-19196. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in XiaoCms 20141229 and classified as critical. Affected by this vulnerability is an unknown part of the file admin\controller\uploadfile.php. The manipulation of the argument type as part of a Parameter leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in XiaoCms 20141229. It allows remote attackers to execute arbitrary code by using the type parameter to bypass the standard admin\controller\uploadfile.php restrictions on uploaded file types (jpg, jpeg, bmp, png, gif), as demonstrated by an admin/index.php?c=uploadfile&a=uploadify_upload&type=php URI.

The bug was discovered 11/01/2018. The weakness was released 11/12/2018 (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2018-19196 since 11/11/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin\controller\uploadfile.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-126662, VDB-126660, VDB-126659 and VDB-126658. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• XiaoCms

Version

• 20141229

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion