IBM Cloud Private 3.1.0/3.1.1 HTTP Host Header injection

Summaryinfo

A vulnerability was found in IBM Cloud Private 3.1.0/3.1.1. It has been rated as problematic. Impacted is an unknown function. This manipulation as part of HTTP Host Header causes injection. This vulnerability is registered as CVE-2018-1943. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in IBM Cloud Private 3.1.0/3.1.1 (Cloud Software) and classified as problematic. Affected by this vulnerability is an unknown function. The manipulation as part of a HTTP Host Header leads to a injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

IBM Cloud Private 3.1.0 and 3.1.1 is vulnerable to HTTP HOST header injection, caused by improper validation of input. By persuading a victim to visit a specially-crafted Web page, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 153385.

The bug was discovered 04/04/2019. The weakness was published 04/08/2019 (Website). The advisory is shared at exchange.xforce.ibmcloud.com. This vulnerability is known as CVE-2018-1943 since 12/13/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 08/27/2023). 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 4 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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Cloud Software

Vendor

• IBM

Name

• Cloud Private

Version

• 3.1.0
• 3.1.1

License

• commercial

Website

• Vendor: https://www.ibm.com/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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