CVE-2025-40831: A vulnerability has been identified in SINEC Security Monitor (All versions < V4.10.0)

Q: How do I fix CVE-2025-40831?

sinec security monitor: upgrade to 4.10.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-40831 being exploited?

CVE-2025-40831 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-2025-40831 affect?

CVE-2025-40831 affects sinec security monitor. Severity is medium (CVSS 6.5). A vulnerability has been identified in SINEC Security Monitor (All versions < V4.10.0). The affected application lacks input validation of date parameter in report generation functionality. This could allow an authenticated, lowly privilege

Q: How urgent is CVE-2025-40831?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2025-40831 is a medium-severity flaw (CVSS 6.5) affecting sinec security monitor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been identified in SINEC Security Monitor (All versions < V4.10.0). The affected application lacks input validation of date parameter in report generation functionality. This could allow an authenticated, lowly privileged attacker to cause denial of service condition of the report functionality.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-20
Published	2025-12-09
Last modified	2026-10-23

Publisher (CNA): Siemens AG · Vendor: siemens

Am I affected?

Timeline

2025-12-09 16:17 UTCPublished CVE record published
2026-10-23 22:10 UTCUpdated Record last modified

siemens sinec security monitor UPGRADE

Affected: < 4.10.0

Fixed in: 4.10.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sinec-security-monitor || rpm -q sinec-security-monitor || sinec-security-monitor --version

2. UPGRADE to 4.10.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sinec-security-monitor

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sinec-security-monitor

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-2025-40831?

sinec security monitor: upgrade to 4.10.0. Exact commands for each OS are on this page.

Is CVE-2025-40831 being exploited?

CVE-2025-40831 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-2025-40831 affect?

CVE-2025-40831 affects sinec security monitor. Severity is medium (CVSS 6.5). A vulnerability has been identified in SINEC Security Monitor (All versions < V4.10.0). The affected application lacks input validation of date parameter in report generation functionality. This could allow an authenticated, lowly privilege

How urgent is CVE-2025-40831?

Priority 31/100. No elevated risk signals yet.

Related CVEs

CVE-2025-40830 MEDIUM 6.7 UPGRADE A vulnerability has been identified in SINEC Security Monitor (All versions < V4.10.0)

References

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