CVE-2022-45938: An issue was discovered in Comcast Defined Technologies microeisbss through 2021

Q: How do I fix CVE-2022-45938?

comcast defined technologies microeisbss: upgrade to newer than 2021. Exact commands for each OS are on this page.

Q: Is CVE-2022-45938 being exploited?

CVE-2022-45938 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-45938 affect?

CVE-2022-45938 affects comcast defined technologies microeisbss. Severity is critical (CVSS 9.0). An issue was discovered in Comcast Defined Technologies microeisbss through 2021. An attacker can inject a stored XSS payload in the Device ID field under Inventory Management to achieve Remote Code Execution and privilege escalation..

Q: How urgent is CVE-2022-45938?

Priority 61/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference

This week

CRITICAL 9.0UPGRADE

CVE-2022-45938 is a critical-severity flaw (CVSS 9.0) affecting comcast defined technologies microeisbss. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Comcast Defined Technologies microeisbss through 2021. An attacker can inject a stored XSS payload in the Device ID field under Inventory Management to achieve Remote Code Execution and privilege escalation..

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	45.1% (top 1%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xfinity

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

Am I affected?

Timeline

2023-06-02 04:15 UTCPublished CVE record published
2026-06-17 05:11 UTCUpdated Record last modified

xfinity comcast defined technologies microeisbss UPGRADE

Affected: <= 2021

Fixed in: newer than 2021

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy comcast-defined-technologies-microeisbss || rpm -q comcast-defined-technologies-microeisbss || comcast-defined-technologies-microeisbss --version

2. UPGRADE to newer than 2021 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade comcast-defined-technologies-microeisbss

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade comcast-defined-technologies-microeisbss

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2022-45938?

comcast defined technologies microeisbss: upgrade to newer than 2021. Exact commands for each OS are on this page.

Is CVE-2022-45938 being exploited?

CVE-2022-45938 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-2022-45938 affect?

CVE-2022-45938 affects comcast defined technologies microeisbss. Severity is critical (CVSS 9.0). An issue was discovered in Comcast Defined Technologies microeisbss through 2021. An attacker can inject a stored XSS payload in the Device ID field under Inventory Management to achieve Remote Code Execution and privilege escalation..

How urgent is CVE-2022-45938?

Priority 61/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference

References

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