HP System Event Utility up to 1.4.32 input validation

Summaryinfo

A vulnerability marked as critical has been reported in HP System Event Utility up to 1.4.32. The impacted element is an unknown function. This manipulation causes input validation. This vulnerability is handled as CVE-2019-18915. It is possible to launch the attack on the local host. Additionally, an exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in HP System Event Utility up to 1.4.32. It has been declared as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A potential security vulnerability has been identified with certain versions of HP System Event Utility prior to version 1.4.33. This vulnerability may allow a local attacker to execute arbitrary code via an HP System Event Utility system service.

The weakness was released 02/13/2020. This vulnerability is known as CVE-2019-18915 since 11/12/2019. Attacking locally is a requirement. A single authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by John Page (hyp3rlinx) and been published before and not just after the advisory. It is possible to download the exploit at hyp3rlinx.altervista.org. It is declared as highly functional. 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.

Upgrading to version 1.4.33 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48057). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• HP

Name

• System Event Utility

Version

• 1.4.0
• 1.4.1
• 1.4.2
• 1.4.3
• 1.4.4
• 1.4.5
• 1.4.6
• 1.4.7
• 1.4.8
• 1.4.9
• 1.4.10
• 1.4.11
• 1.4.12
• 1.4.13
• 1.4.14
• 1.4.15
• 1.4.16
• 1.4.17
• 1.4.18
• 1.4.19
• 1.4.20
• 1.4.21
• 1.4.22
• 1.4.23
• 1.4.24
• 1.4.25
• 1.4.26
• 1.4.27
• 1.4.28
• 1.4.29
• 1.4.30
• 1.4.31
• 1.4.32

License

• commercial

Website

• Vendor: https://www.hp.com/

CPE 2.3info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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