CVE-2004-1919: The hash_strcmp function in hasch.c in Crackalaka 1.0.8 allows remote attackers to cause a denial of service (

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MEDIUM 5.0DOWNGRADE

CVE-2004-1919 is a medium-severity flaw (CVSS 5.0) affecting crackalaka. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The hash_strcmp function in hasch.c in Crackalaka 1.0.8 allows remote attackers to cause a denial of service (crash) via large malformed strings.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Published	2004-04-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: crackalaka

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

Am I affected?

Timeline

2004-04-09 04:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

crackalaka crackalaka DOWNGRADE

Affected: 1.0.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.8

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.8 (Debian / Ubuntu)

apt-cache madison crackalaka sudo apt install crackalaka=<VERSION_BEFORE_1.0.8> sudo apt-mark hold crackalaka

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

dnf --showduplicates list crackalaka sudo dnf downgrade crackalaka-<VERSION_BEFORE_1.0.8> sudo dnf versionlock add crackalaka

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Crackalaka IRC Server 1.0.8 - Remote Denial of Service

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-2004-1919?

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

Is CVE-2004-1919 being exploited?

CVE-2004-1919 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-2004-1919 affect?

CVE-2004-1919 affects crackalaka. Severity is medium (CVSS 5.0). The hash_strcmp function in hasch.c in Crackalaka 1.0.8 allows remote attackers to cause a denial of service (crash) via large malformed strings.

How urgent is CVE-2004-1919?

Priority 44/100. Public exploit reference

References

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