How severe is CVE-2003-1418?

CVE-2003-1418 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2003-1418 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-1418?

CVE-2003-1418 primarily affects Apache Http Server. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-1418?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2003-1418 published?

CVE-2003-1418 was published on 2003-12-31 and last updated on 2026-06-16.

CVE-2003-1418

CVE-2003-1418 is a medium-severity vulnerability in Apache Http Server with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Apache Http Server
Published: 2003-12-31
Last modified: 2026-06-16

Description

Apache HTTP Server 1.3.22 through 1.3.27 on OpenBSD allows remote attackers to obtain sensitive information via (1) the ETag header, which reveals the inode number, or (2) multipart MIME boundary, which reveals child process IDs (PID).

Frequently asked questions

What is CVE-2003-1418?: Apache HTTP Server 1.3.22 through 1.3.27 on OpenBSD allows remote attackers to obtain sensitive information via (1) the ETag header, which reveals the inode number, or (2) multipart MIME boundary, which reveals child process IDs (PID).
How severe is CVE-2003-1418?: CVE-2003-1418 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2003-1418 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-1418?: CVE-2003-1418 primarily affects Apache Http Server. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-1418?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-1418 published?: CVE-2003-1418 was published on 2003-12-31 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.24:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.25:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.26:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:1.3.27:*:*:*:*:*:*:*

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