What is the CVSS score of CVE-2020-4280?

CVE-2020-4280 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 73.5%.

Is there a public PoC exploit available for CVE-2020-4280?

Yes, a public proof-of-concept exploit is available for CVE-2020-4280. Prioritise patching immediately. EPSS: 73.5%.

Is there a patch available for CVE-2020-4280?

Yes, a patch is available for CVE-2020-4280. Update the affected software to the latest version immediately.

Java CVE-2020-4280

HIGH

Deserialization of Untrusted Data (CWE-502)

2020-10-08 psirt@us.ibm.com

Java IBM Deserialization Qradar Security Information And Event Manager

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 08, 2020 - 14:15 nvd

HIGH 8.8

DescriptionNVD

IBM QRadar SIEM 7.3 and 7.4 could allow a remote attacker to execute arbitrary commands on the system, caused by insecure deserialization of user-supplied content by the Java deserialization function. By sending a malicious serialized Java object, an attacker could exploit this vulnerability to execute arbitrary commands on the system. IBM X-Force ID: 176140.

AnalysisAI

IBM QRadar SIEM 7.3 and 7.4 could allow a remote attacker to execute arbitrary commands on the system, caused by insecure deserialization of user-supplied content by the Java deserialization. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. IBM QRadar SIEM 7.3 and 7.4 could allow a remote attacker to execute arbitrary commands on the system, caused by insecure deserialization of user-supplied content by the Java deserialization function. By sending a malicious serialized Java object, an attacker could exploit this vulnerability to execute arbitrary commands on the system. IBM X-Force ID: 176140. Affected products include: Ibm Qradar Security Information And Event Manager.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.