BaserCMS up to 3.0.15/4.1.0.1 Access Restriction information disclosure

Summaryinfo

A vulnerability marked as critical has been reported in BaserCMS up to 3.0.15/4.1.0.1. This issue affects some unknown processing of the component Access Restriction. This manipulation causes information disclosure. This vulnerability appears as CVE-2018-0575. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in BaserCMS up to 3.0.15/4.1.0.1 (Content Management System) and classified as critical. Affected by this vulnerability is an unknown code of the component Access Restriction. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

baserCMS (baserCMS 4.1.0.1 and earlier versions, baserCMS 3.0.15 and earlier versions) allows remote attackers to bypass access restriction in mail form to view a file which is uploaded by a site user via unspecified vectors.

The bug was discovered 05/22/2018. The weakness was presented 06/26/2018 (Website). The advisory is shared at jvn.jp. This vulnerability is known as CVE-2018-0575 since 11/27/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 35 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.

See VDB-119887, VDB-119888, VDB-119889 and VDB-119890 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Content Management System

Name

• BaserCMS

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 4.1.0.0
• 4.1.0.1

License

• open-source

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