VDB-138252 · CVE-2019-11772 · RHSA-2019:2585

Eclipse OpenJ9 up to 0.14 String.getBytes out-of-bounds write

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Eclipse OpenJ9 up to 0.14. This issue affects the function String.getBytes. The manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2019-11772. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Eclipse OpenJ9 up to 0.14. Affected is the function String.getBytes. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Eclipse OpenJ9 prior to 0.15, the String.getBytes(int, int, byte[], int) method does not verify that the provided byte array is non-null nor that the provided index is in bounds when compiled by the JIT. This allows arbitrary writes to any 32-bit address or beyond the end of a byte array within Java code run under a SecurityManager.

The weakness was disclosed 07/17/2019 (Website). The advisory is shared for download at bugs.eclipse.org. This vulnerability is traded as CVE-2019-11772 since 05/06/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

Upgrading to version 0.15 eliminates this vulnerability.

The entry VDB-138251 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Eclipse

Name

OpenJ9

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OpenJ9 0.15

Timelineinfo

05/06/2019 🔍
07/17/2019 +72 days 🔍
07/18/2019 +1 days 🔍
11/01/2023 +1567 days 🔍

Sourcesinfo

Advisory: RHSA-2019:2585
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-11772 (🔍)
GCVE (CVE): GCVE-0-2019-11772
GCVE (VulDB): GCVE-100-138252
See also: 🔍

Entryinfo

Created: 07/18/2019 08:26
Updated: 11/01/2023 10:47
Changes: 07/18/2019 08:26 (58), 07/08/2020 08:24 (1), 11/01/2023 10:47 (4)
Complete: 🔍
Cache ID: 216::103