CVE-2022-26962 Italtel CVE debrief

Who should care

Defenders responsible for web applications and systems using Italtel NFV 11.1.2-20210318 should assess exposure and prioritize verification and patching. Additionally, security teams and vulnerability management teams should review the vulnerability and assess the impact on their systems.

Why it matters

Defenders should care about CVE-2022-26962 because it allows for stored XSS attacks, potentially leading to JavaScript injection and execution, and impacting authenticated users.

• Potential for JavaScript injection and execution.
• Possible impact on authenticated users browsing the page.

Technical summary

The vulnerability allows a malicious user to inject arbitrary JavaScript, which will be triggered every time an authenticated user browses the page containing it. The vulnerability affects Italtel NFV 11.1.2-20210318 and has a CVSS score of 5.4 and a severity of MEDIUM. The vulnerability is caused by a lack of input validation and sanitization in the NP_BCCAS-RMCTRL-01/IMCSCIWebGui/configuration.jsp page, which allows an attacker to inject malicious JavaScript code via the name, username, or mrfAnnouncementName parameter.

Defensive priority

Defenders should prioritize verifying and patching vulnerable systems, especially those with exposed web interfaces.

Recommended defensive actions

• Verify and patch vulnerable systems, especially those with exposed web interfaces.
• Implement input validation and sanitization for user-input data.
• Monitor for suspicious activity and implement compensating controls.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, but further verification is needed to confirm affected versions and remediation. The vulnerability affects Italtel NFV 11.1.2-20210318 and allows for stored XSS attacks, potentially leading to JavaScript injection and execution, and impacting authenticated users. The source confidence is limited, and defenders should verify the vulnerability and assess exposure.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.