CVE-2002-1832: Unknown vulnerability in the "ipopts decode" functionality in Firestorm IDS 0.4.0 through 0.4.2 allows remote

Routine

MEDIUM 5.0DOWNGRADE

CVE-2002-1832 is a medium-severity flaw (CVSS 5.0) affecting firestorm ids. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unknown vulnerability in the "ipopts decode" functionality in Firestorm IDS 0.4.0 through 0.4.2 allows remote attackers to cause a denial of service (crash) via certain IP options.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: scaramanga

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

scaramanga firestorm ids DOWNGRADE

Affected: 0.4.0 · 0.4.1 · 0.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4.0

1. Check installed version

apt-cache policy firestorm-ids || rpm -q firestorm-ids || firestorm-ids --version

2. No fixed release: DOWNGRADE to a release before 0.4.0 (Debian / Ubuntu)

apt-cache madison firestorm-ids sudo apt install firestorm-ids=<VERSION_BEFORE_0.4.0> sudo apt-mark hold firestorm-ids

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

dnf --showduplicates list firestorm-ids sudo dnf downgrade firestorm-ids-<VERSION_BEFORE_0.4.0> sudo dnf versionlock add firestorm-ids

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-2002-1832?

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

Is CVE-2002-1832 being exploited?

CVE-2002-1832 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-2002-1832 affect?

CVE-2002-1832 affects firestorm ids. Severity is medium (CVSS 5.0). Unknown vulnerability in the "ipopts decode" functionality in Firestorm IDS 0.4.0 through 0.4.2 allows remote attackers to cause a denial of service (crash) via certain IP options.

How urgent is CVE-2002-1832?

Priority 36/100. No elevated risk signals yet.

References

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