NUUO CMS up to 3.3 path traversal

Summaryinfo

A vulnerability has been found in NUUO CMS up to 3.3 and classified as critical. The affected element is an unknown function. Performing a manipulation results in path traversal. This vulnerability is identified as CVE-2018-17934. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in NUUO CMS up to 3.3 (Content Management System). It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

NUUO CMS All versions 3.3 and prior the application allows external input to construct a pathname that is able to be resolved outside the intended directory. This could allow an attacker to impersonate a legitimate user, obtain restricted information, or execute arbitrary code.

The bug was discovered 10/11/2018. The weakness was released 11/27/2018 (Website). The advisory is shared at ics-cert.us-cert.gov. This vulnerability is uniquely identified as CVE-2018-17934 since 10/02/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is shared for download at packetstormsecurity.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 47 days. During that time the estimated underground price was around $0-$5k.

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-127222 and VDB-127224. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Content Management System

Vendor

• NUUO

Name

• CMS

Version

• 3.0
• 3.1
• 3.2
• 3.3

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