Multiple vulnerabilities in openj9



Published: 2022-10-31
Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-3676
CVE-2022-37434
CWE-ID CWE-843
CWE-122
Exploitation vector Network
Public exploit Public exploit code for vulnerability #2 is available.
Vulnerable software
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OpenJ9
Server applications / Virtualization software

Vendor Eclipse

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Type Confusion

EUVDB-ID: #VU68844

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3676

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a type confusion error. A remote attacker can pass specially crafted data to the application, trigger a type confusion error and access or modify memory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

OpenJ9: 0.0 - 0.35.0-m2b

External links

http://github.com/eclipse/openj9/releases/tag/openj9-0.35.0


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Heap-based buffer overflow

EUVDB-ID: #VU66153

Risk: High

CVSSv3.1: 7.3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-37434

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing a large gzip header within inflateGetHeader in inflate.c. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.


Mitigation

Install update from vendor's website.

Vulnerable software versions

OpenJ9: 0.0 - 0.35.0-m2b

External links

http://github.com/eclipse/openj9/releases/tag/openj9-0.35.0


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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