CVE-2023-51576: Voltronic Power ViewPower Deserialization of Untrusted Data Remote Code Execution Vulnerability

This month

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2023-51576 is a critical-severity flaw (CVSS 9.8) affecting viewpower. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Voltronic Power ViewPower Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Voltronic Power ViewPower. Authentication is not required to exploit this vulnerability. The specific flaw exists within the RMI interface, which listens on TCP port 51099 by default. The issue results from the lack of proper validation of user-supplied

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
Weakness	CWE-502
Published	2024-05-03
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: voltronicpower

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

Am I affected?

Timeline

2024-05-03 03:16 UTCPublished CVE record published
2026-06-17 06:41 UTCUpdated Record last modified

voltronicpower viewpower DOWNGRADE

Affected: 1.04.21353

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.04.21353

1. Check installed version

apt-cache policy viewpower || rpm -q viewpower || viewpower --version

2. No fixed release: DOWNGRADE to a release before 1.04.21353 (Debian / Ubuntu)

apt-cache madison viewpower sudo apt install viewpower=<VERSION_BEFORE_1.04.21353> sudo apt-mark hold viewpower

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list viewpower sudo dnf downgrade viewpower-<VERSION_BEFORE_1.04.21353> sudo dnf versionlock add viewpower

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2023-51576?

viewpower: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-51576 being exploited?

CVE-2023-51576 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-2023-51576 affect?

CVE-2023-51576 affects viewpower. Severity is critical (CVSS 9.8). Voltronic Power ViewPower Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Voltronic Power ViewPower. Authentication is

How urgent is CVE-2023-51576?

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

Related CVEs

CVE-2023-51595 CRITICAL 9.8 DOWNGRADE Voltronic Power ViewPower Pro selectDeviceListBy SQL Injection Remote Code Execution Vulnerability
CVE-2023-51593 CRITICAL 9.8 DOWNGRADE Voltronic Power ViewPower Pro Expression Language Injection Remote Code Execution Vulnerability
CVE-2023-51591 HIGH 7.5 DOWNGRADE Voltronic Power ViewPower Pro doDocument XML External Entity Processing Information Disclosure Vulnerability
CVE-2023-51590 CRITICAL 9.8 DOWNGRADE Voltronic Power ViewPower Pro UpLoadAction Unrestricted File Upload Remote Code Execution Vulnerability
CVE-2023-51588 HIGH 7.8 DOWNGRADE Voltronic Power ViewPower Pro MySQL Use of Hard-coded Credentials Local Privilege Escalation Vulnerability

References

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