CVE-2022-4332: In Sprecher Automation SPRECON-E-C/P/T3 CPU in variant PU244x a vulnerable firmware verification has been iden

Routine

MEDIUM 6.8MITIGATEMITIGATEMITIGATE

CVE-2022-4332 is a medium-severity flaw (CVSS 6.8) affecting sprecon-e-p dq6-1 firmware, sprecon-e-p dl6-1 firmware, sprecon-e-p ds6-0 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Sprecher Automation SPRECON-E-C/P/T3 CPU in variant PU244x a vulnerable firmware verification has been identified. Through physical access and hardware manipulation, an attacker might be able to bypass hardware-based code verification and thus inject and execute arbitrary code and gain full access of the device.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Physical
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Weakness	CWE-20
Published	2023-06-01
Last modified	2026-06-17

Publisher (CNA): CERT VDE · Vendor: sprecher-automation

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

Am I affected?

Timeline

2023-06-01 06:15 UTCPublished CVE record published
2026-06-17 05:20 UTCUpdated Record last modified

sprecher-automation sprecon-e-p dq6-1 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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.

sprecher-automation sprecon-e-p dl6-1 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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.

sprecher-automation sprecon-e-p ds6-0 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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.

sprecher-automation sprecon-e-c firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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.

sprecher-automation sprecon-e-t3 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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.

sprecher-automation sprecon-e-tc ax-3110 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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-2022-4332?

sprecon-e-p dq6-1 firmware: mitigate or apply the listed mitigation; sprecon-e-p dl6-1 firmware: mitigate or apply the listed mitigation; sprecon-e-p ds6-0 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-4332 being exploited?

CVE-2022-4332 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-2022-4332 affect?

CVE-2022-4332 affects sprecon-e-p dq6-1 firmware, sprecon-e-p dl6-1 firmware, sprecon-e-p ds6-0 firmware. Severity is medium (CVSS 6.8). In Sprecher Automation SPRECON-E-C/P/T3 CPU in variant PU244x a vulnerable firmware verification has been identified. Through physical access and hardware manipulation, an attacker might be able to bypass hardware-based code verification an

How urgent is CVE-2022-4332?

Priority 31/100. No elevated risk signals yet.

Related CVEs

CVE-2022-4333 CRITICAL 9.8 MITIGATE MITIGATE Hardcoded Credentials in multiple SPRECON-E CPU variants of Sprecher Automation allows an remote attacker to t

References

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