Summaryinfo

A vulnerability classified as problematic was found in Wonder CMS 2.3.1. This vulnerability affects unknown code of the component HTTP Host Header Handler. The manipulation leads to injection. This vulnerability was named CVE-2017-14523. The attack can be initiated remotely. Furthermore, there is an exploit available. The real existence of this vulnerability is still doubted at the moment. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Detailsinfo

A vulnerability classified as critical has been found in Wonder CMS 2.3.1 (Content Management System). This affects an unknown functionality of the component HTTP Host Header Handler. The manipulation with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

WonderCMS 2.3.1 is vulnerable to an HTTP Host header injection attack. It uses user-entered values to redirect pages.

The bug was discovered 01/23/2018. The weakness was released 01/26/2018 (Website). It is possible to read the advisory at securitywarrior9.blogspot.in. This vulnerability is uniquely identified as CVE-2017-14523 since 09/17/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1055 according to MITRE ATT&CK.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The real existence of this vulnerability is still doubted at the moment.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (43964). Entries connected to this vulnerability are available at VDB-112490 and VDB-112489. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Wonder

Name

• CMS

Version

• 2.3.1

CPE 2.3info

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CPE 2.2info

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