Eclipse OpenJ9 0.11.0 JIT Compiler input validation

Summaryinfo

A vulnerability was found in Eclipse OpenJ9 0.11.0. It has been rated as critical. This issue affects some unknown processing of the component JIT Compiler. The manipulation leads to input validation. This vulnerability is traded as CVE-2018-12549. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Eclipse OpenJ9 0.11.0 and classified as very critical. This issue affects an unknown function of the component JIT Compiler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In Eclipse OpenJ9 version 0.11.0, the OpenJ9 JIT compiler may incorrectly omit a null check on the receiver object of an Unsafe call when accelerating it.

The bug was discovered 02/08/2019. The weakness was shared 02/11/2019 with Oracle (Website). It is possible to read the advisory at bugs.eclipse.org. The identification of this vulnerability is CVE-2018-12549 since 06/18/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/09/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237142 (Red Hat Update for java-1.8.0-ibm (RHSA-2019:0472)).

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 106596†). The entries VDB-129618, VDB-130738 and VDB-131552 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Eclipse

Name

• OpenJ9

Version

• 0.11.0

License

• open-source

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CPE 2.2info

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

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