What is the CVSS score of CVE-2021-20560?

CVE-2021-20560 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a patch available for CVE-2021-20560?

Yes, a patch is available for CVE-2021-20560. Update the affected software to the latest version immediately.

Sterling Connect Direct User Interface CVE-2021-20560

MEDIUM

Improper Restriction of Rendered UI Layers or Frames (CWE-1021)

2021-07-26 psirt@us.ibm.com

IBM XSS Sterling Connect Direct User Interface

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Jul 26, 2021 - 12:15 nvd

MEDIUM 5.4

DescriptionNVD

IBM Sterling Connect:Direct Browser User Interface 1.4.1.1 and 1.5.0.2 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim. IBM X-Force ID: 199229.

AnalysisAI

IBM Sterling Connect:Direct Browser User Interface 1.4.1.1 and 1.5.0.2 could allow a remote attacker to hijack the clicking action of the victim. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-1021. IBM Sterling Connect:Direct Browser User Interface 1.4.1.1 and 1.5.0.2 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability to hijack the victim's click actions and possibly launch further attacks against the victim. IBM X-Force ID: 199229. Affected products include: Ibm Sterling Connect Direct User Interface.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.