IBM Connections 5.0/5.5/6.0 Host Header injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in IBM Connections 5.0/5.5/6.0. Affected is an unknown function of the component Host Header Handler. The manipulation leads to injection. This vulnerability is traded as CVE-2018-1896. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in IBM Connections 5.0/5.5/6.0 (Groupware Software). It has been rated as critical. This issue affects an unknown functionality of the component Host Header Handler. The manipulation with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

IBM Connections 5.0, 5.5, and 6.0 is vulnerable to possible host header injection attack that could cause navigation to the attacker's domain. IBM X-Force ID: 152456.

The bug was discovered 12/05/2018. The weakness was shared 12/07/2018 (Website). The advisory is shared at exchange.xforce.ibmcloud.com. The identification of this vulnerability is CVE-2018-1896 since 12/13/2017. The attack may be initiated remotely. The successful exploitation needs a simple authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/13/2023). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1055 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

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 SecurityFocus (BID 106197†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Groupware Software

Vendor

• IBM

Name

• Connections

Version

• 5.0
• 5.5
• 6.0

License

• commercial

Website

• Vendor: https://www.ibm.com/

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

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