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CVE-2022-30114

7.5 · HIGH

A heap-based buffer overflow in a network service in Fastweb FASTGate MediaAccess FGA2130FWB, firmware version 18.3.n.0482_FW_230_FGA2130, and DGA4131FWB, firmware version up to 18.3.n.0462_FW_261_…

Published May 19, 2023CWE-787EPSS 2.40%

Overview

CVE-2022-30114 is a high-severity vulnerability. It was published on May 19, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A heap-based buffer overflow in a network service in Fastweb FASTGate MediaAccess FGA2130FWB, firmware version 18.3.n.0482_FW_230_FGA2130, and DGA4131FWB, firmware version up to 18.3.n.0462_FW_261_DGA4131, allows a remote attacker to reboot the device through a crafted HTTP request, causing DoS.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refstr0ng4le.github.io/jekyll/update/2023/05/12/fastgate-bof-cve-2022-30114/Refwww.fastweb.it/myfastweb/assistenza/guide/FASTGate/Refstr0ng4le.github.io/jekyll/update/2023/05/12/fastgate-bof-cve-2022-30114/Refwww.fastweb.it/myfastweb/assistenza/guide/FASTGate/

How CyberStrike helps

Frequently asked questions

What is CVE-2022-30114?

CVE-2022-30114 is a high-severity vulnerability. It was published on May 19, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2022-30114?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-30114?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-30114?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-30114 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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