CVE-2025-12381: Improper Privilege Management vulnerability in AlgoSec Firewall Analyzer on Linux, 64 bit allows Privilege Esc

Routine

HIGH 7.8WATCHLISTDOWNGRADE

CVE-2025-12381 is a high-severity flaw (CVSS 7.8) affecting firewall analyzer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Privilege Management vulnerability in AlgoSec Firewall Analyzer on Linux, 64 bit allows Privilege Escalation, Parameter Injection. A local user with access to the command line may escalate their privileges by abusing the parameters of a command that is approved in the sudoers file. This issue affects Firewall Analyzer: A33.0, A33.10.

Why this priority

High severity
On your watchlist

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-269
Published	2025-12-09
Last modified	2026-10-07

Publisher (CNA): AlgoSec · Vendor: algosec

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-09 16:17 UTCPublished CVE record published
2026-10-07 20:10 UTCUpdated Record last modified

algosec firewall analyzer DOWNGRADE

Affected: a33.0 · a33.10

Fixed in: no fixed release known

Safe to downgrade to: a release before a33.0

1. Check installed version

apt-cache policy firewall-analyzer || rpm -q firewall-analyzer || firewall-analyzer --version

2. No fixed release: DOWNGRADE to a release before a33.0 (Debian / Ubuntu)

apt-cache madison firewall-analyzer sudo apt install firewall-analyzer=<VERSION_BEFORE_a33.0> sudo apt-mark hold firewall-analyzer

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

dnf --showduplicates list firewall-analyzer sudo dnf downgrade firewall-analyzer-<VERSION_BEFORE_a33.0> sudo dnf versionlock add firewall-analyzer

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-2025-12381?

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

Is CVE-2025-12381 being exploited?

CVE-2025-12381 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-2025-12381 affect?

CVE-2025-12381 affects firewall analyzer. Severity is high (CVSS 7.8). Improper Privilege Management vulnerability in AlgoSec Firewall Analyzer on Linux, 64 bit allows Privilege Escalation, Parameter Injection. A local user with access to the command line may escalate their privileges by abusing the parameter

How urgent is CVE-2025-12381?

Priority 34/100. High severity; On your watchlist

Related CVEs

CVE-2025-12382 HIGH 8.8 DOWNGRADE Improper Limitation of a Pathname 'Path Traversal') vulnerability in Algosec Firewall Analyzer on Linux, 64 bi

References

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