Multiple vulnerabilities in Oracle Communications Instant Messaging Server

1) Improper Certificate Validation

EUVDB-ID: #VU27487

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-9488

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform man-in-the-middle attack.

The vulnerability exists due to the Apache Log4j SMTP appender does not validate SSL certificates. A remote attacker can perform a MitM attack, intercept and decrypt network traffic.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Instant Messaging Server: 10.0.1.4.0

CPE2.3

• cpe:2.3:a:oracle:oracle_communications_messaging_server:10.0.1.4.0:*:*:*:*:*:*:*

External links

https://www.oracle.com/security-alerts/cpujul2020.html?3228

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) Deserialization of Untrusted Data

EUVDB-ID: #VU25830

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-9546

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

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

The vulnerability exists due to insecure input validation when processing serialized data between serialization gadgets and typing. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: This vulnerability is related to:

• org.apache.hadoop.shaded.com.zaxxer.hikari.HikariConfig (aka shaded hikari-config)

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Instant Messaging Server: 10.0.1.4.0

CPE2.3

• cpe:2.3:a:oracle:oracle_communications_messaging_server:10.0.1.4.0:*:*:*:*:*:*:*

External links

https://www.oracle.com/security-alerts/cpujul2020.html?3228

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.

3) Path traversal

EUVDB-ID: #VU25502

Risk: High

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2020-1938

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: Yes

Description

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

The vulnerability exists due to improper input validation in Apache Tomcat AJP connector. A remote attacker can send a specially crafted AJP request, include and execute arbitrary files on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Instant Messaging Server: 10.0.1.4.0

CPE2.3

• cpe:2.3:a:oracle:oracle_communications_messaging_server:10.0.1.4.0:*:*:*:*:*:*:*

External links

https://www.oracle.com/security-alerts/cpujul2020.html?3228

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.