How severe is CVE-2004-0393?

CVE-2004-0393 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2004-0393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0393?

CVE-2004-0393 primarily affects Rlpr. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-0393?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2004-0393 published?

CVE-2004-0393 was published on 2004-12-06 and last updated on 2026-06-16.

CVE-2004-0393

CVE-2004-0393 is a critical-severity vulnerability in Rlpr with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 17% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Rlpr
Published: 2004-12-06
Last modified: 2026-06-16

Description

Format string vulnerability in the msg function for rlpr daemon (rlprd) 2.0.4 allows remote attackers to execute arbitrary code via format string specifiers in a buffer that can not be resolved, which is provided to the syslog function.

Frequently asked questions

What is CVE-2004-0393?: Format string vulnerability in the msg function for rlpr daemon (rlprd) 2.0.4 allows remote attackers to execute arbitrary code via format string specifiers in a buffer that can not be resolved, which is provided to the syslog function.
How severe is CVE-2004-0393?: CVE-2004-0393 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-0393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0393?: CVE-2004-0393 primarily affects Rlpr. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0393?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2004-0393 published?: CVE-2004-0393 was published on 2004-12-06 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:rlpr:rlpr:2.0:*:*:*:*:*:*:*
cpe:2.3:a:rlpr:rlpr:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:rlpr:rlpr:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:rlpr:rlpr:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:rlpr:rlpr:2.0.4:*:*:*:*:*:*:*

More vulnerabilities in Rlpr

CVE-2004-0454 — High (CVSS 7.2): Buffer overflow in the msg function for rlpr daemon (rlprd) 2.04 allows local users to execute arbitrary code.

All CVEs affecting Rlpr →