CVE-2017-6531: On Televes COAXDATA GATEWAY 1Gbps devices doc-wifi-hgw_v1.02.0014 4.20, the backup/restore feature lacks acces

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CRITICAL 9.8REMOTEMITIGATE

CVE-2017-6531 is a critical-severity flaw (CVSS 9.8) affecting coaxdata gateway 1gbps firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

On Televes COAXDATA GATEWAY 1Gbps devices doc-wifi-hgw_v1.02.0014 4.20, the backup/restore feature lacks access control, related to ReadFile.cgi and LoadCfgFile.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Published	2017-07-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: televes

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-07-20 13:29 UTCPublished CVE record published
2026-06-17 01:22 UTCUpdated Record last modified

televes coaxdata gateway 1gbps firmware MITIGATE

Affected: 1.02.0014_4.20

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.02.0014_4.20

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-6531?

coaxdata gateway 1gbps firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-6531 being exploited?

CVE-2017-6531 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-6531 affect?

CVE-2017-6531 affects coaxdata gateway 1gbps firmware. Severity is critical (CVSS 9.8). On Televes COAXDATA GATEWAY 1Gbps devices doc-wifi-hgw_v1.02.0014 4.20, the backup/restore feature lacks access control, related to ReadFile.cgi and LoadCfgFile.

How urgent is CVE-2017-6531?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Wi-Fi vulnerabilities

Related CVEs

CVE-2017-6532 CRITICAL 9.8 MITIGATE Televes COAXDATA GATEWAY 1Gbps devices doc-wifi-hgw_v1.02.0014 4.20 have cleartext credentials in /mib.db.
CVE-2017-6530 CRITICAL 9.8 MITIGATE Televes COAXDATA GATEWAY 1Gbps devices doc-wifi-hgw_v1.02.0014 4.20 do not check password.shtml authorization,

References

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