#VU33428 Improper access control


Published: 2019-04-23 | Updated: 2020-08-04

Vulnerability identifier: #VU33428

Vulnerability risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-2684

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

Vulnerability in the Java SE, Java SE Embedded component of Oracle Java SE (subcomponent: RMI). Supported versions that are affected are Java SE: 7u211, 8u202, 11.0.2 and 12; Java SE Embedded: 8u201. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java SE, Java SE Embedded accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.0 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

Mitigation
Install update from vendor's website.

External links
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00058.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00059.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00013.html
http://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
http://access.redhat.com/errata/RHBA-2019:0959
http://access.redhat.com/errata/RHSA-2019:1146
http://access.redhat.com/errata/RHSA-2019:1163
http://access.redhat.com/errata/RHSA-2019:1164
http://access.redhat.com/errata/RHSA-2019:1165
http://access.redhat.com/errata/RHSA-2019:1166
http://access.redhat.com/errata/RHSA-2019:1238
http://access.redhat.com/errata/RHSA-2019:1325
http://access.redhat.com/errata/RHSA-2019:1518
http://lists.apache.org/thread.html/38a01302c92ae513910d8c851a2d111736565bd698be4e3af3e4c063@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/43530b91506e2e0c11cfbe691173f5df8c48f51b98262426d7493b67@%3Cannounce.tomcat.apache.org%3E
http://lists.apache.org/thread.html/71bd3e4e222479c266eaafc8d0c171ef5782a69b52f68df11b650ed7@%3Cusers.tomcat.apache.org%3E
http://lists.apache.org/thread.html/c58d6c3b49c615916b163809f963a55421cac2264885739508e68108@%3Cannounce.apache.org%3E
http://lists.apache.org/thread.html/f7f54b4888060d99f59993f006e25005a2b58db0c07ff866bdcd6f17@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c@%3Cdev.tomcat.apache.org%3E
http://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a@%3Cdev.tomcat.apache.org%3E
http://lists.debian.org/debian-lts-announce/2019/05/msg00011.html
http://seclists.org/bugtraq/2019/May/75
http://security.gentoo.org/glsa/201908-10
http://support.f5.com/csp/article/K11175903?utm_source=f5support&utm_medium=RSS
http://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03959en_us
http://usn.ubuntu.com/3975-1/
http://www.debian.org/security/2019/dsa-4453


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.


Latest bulletins with this vulnerability