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CVE Record

CVE-2018-20122: The web interface on FASTGate Fastweb devices with firmware through 0.00.47_FW_200_Askey 2017-05-17 (softwa...

The web interface on FASTGate Fastweb devices with firmware through 0.00.47_FW_200_Askey 2017-05-17 (software through 1.0.1b) exposed a CGI binary that is vulnerable to a command injection vulnerability that can be exploited to achieve remote code execution with root privileges. No authentication is required in order to trigger the vulnerability.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This flaw lets an unauthenticated attacker run commands as root through the web interface of affected Fastweb FASTGate routers. A compromised router can expose traffic, credentials, and internal network access. The public sources do not provide a vendor fix status or active exploitation evidence. Exposure is limited to Fastweb FASTGate devices on the listed firmware/software versions. Risk is highest where the router web interface is reachable from untrusted networks. The CVE record does not provide CPEs or broader product mappings. Prioritize affected devices that protect business networks or expose management interfaces. Even without confirmed active exploitation, unauthenticated root-level RCE on a network edge device is a serious business risk. Mitigation focus: Inventory Fastweb FASTGate routers and record firmware and software versions.; Check Fastweb or vendor guidance for supported firmware or replacement options.; Ensure the router web interface is not reachable from the internet..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Execution behavior lookup

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CVE-2018-20122 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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