CVE-2013-5220: goform/login on the HOT HOTBOX router with software 2.1.11 allows remote attackers to cause a denial of servic

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MEDIUM 6.1MITIGATEMITIGATE

CVE-2013-5220 is a medium-severity flaw (CVSS 6.1) affecting hotbox router firmware, hotbox router. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

goform/login on the HOT HOTBOX router with software 2.1.11 allows remote attackers to cause a denial of service (device crash) via crafted HTTP POST data.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.1 (Medium)
EPSS exploit chance	4.7% (top 8%)
CISA exploited list	No
Weakness	CWE-20
Published	2013-12-30
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: hot

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2013-12-30 04:53 UTCPublished CVE record published
2026-06-16 23:58 UTCUpdated Record last modified

hot hotbox router firmware MITIGATE

Affected: 2.1.11

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.11

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.

hot hotbox router MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Sagemcom F@st 3184 2.1.11 - Multiple Vulnerabilities

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-2013-5220?

hotbox router firmware: mitigate or apply the listed mitigation; hotbox router: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-5220 being exploited?

CVE-2013-5220 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-2013-5220 affect?

CVE-2013-5220 affects hotbox router firmware, hotbox router. Severity is medium (CVSS 6.1). goform/login on the HOT HOTBOX router with software 2.1.11 allows remote attackers to cause a denial of service (device crash) via crafted HTTP POST data.

How urgent is CVE-2013-5220?

Priority 49/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2013-5219 LOW 3.3 MITIGATE MITIGATE Directory traversal vulnerability on the HOT HOTBOX router with software 2.1.11 allows remote attackers to rea
CVE-2013-5218 LOW 2.9 MITIGATE MITIGATE Cross-site scripting (XSS) vulnerability on the HOT HOTBOX router with software 2.1.11 allows remote attackers
CVE-2013-5039 MEDIUM 5.4 MITIGATE MITIGATE Cross-site request forgery (CSRF) vulnerability in goform/wlanBasicSecurity on the HOT HOTBOX router with soft
CVE-2013-5038 MEDIUM 5.8 MITIGATE MITIGATE The HOT HOTBOX router with software 2.1.11 allows remote attackers to bypass authentication by configuring a s
CVE-2013-5037 LOW 3.3 MITIGATE MITIGATE The HOT HOTBOX router with software 2.1.11 has a default WPS PIN of 12345670, which makes it easier for remote

References

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