Multiple vulnerabilities in Oracle Communications Diameter Signaling Router (DSR)



Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-10086
CVE-2020-24750
CWE-ID CWE-693
CWE-502
Exploitation vector Network
Public exploit Public exploit code for vulnerability #2 is available.
Vulnerable software
 Oracle Communications Diameter Signaling Router (DSR)
Server applications / Other server solutions

Vendor Oracle

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Protection mechanism failure

EUVDB-ID: #VU20844

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-10086

CWE-ID: CWE-693 - Protection Mechanism Failure

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exist due to Beanutils is not using by default the a special BeanIntrospector class in PropertyUtilsBean that was supposed to suppress the ability for an attacker to access the classloader via the class property available on all Java objects. A remote attacker can abuse such application behavior against applications that were developed to rely on this security feature.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Diameter Signaling Router (DSR): 8.0.0.0 - 8.2.2.0

CPE2.3 External links

https://www.oracle.com/security-alerts/cpujan2021.html?504207


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: #VU47105

Risk: High

CVSSv4.0: 7.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2020-24750

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

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

FasterXML jackson-databind 2.x before 2.9.10.6 mishandles the interaction between serialization gadgets and typing, related to com.pastdev.httpcomponents.configuration.JndiConfiguration. A remote attacker can execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Diameter Signaling Router (DSR): 8.0.0.0 - 8.2.2.0

CPE2.3 External links

https://www.oracle.com/security-alerts/cpujan2021.html?504207


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.



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