How severe is CVE-2004-1556?

CVE-2004-1556 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-1556 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-1556?

CVE-2004-1556 affects Mywebserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2004-1556?

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

When was CVE-2004-1556 published?

CVE-2004-1556 was published on 2004-12-31 and last updated on 2026-06-16.

CVE-2004-1556

CVE-2004-1556 is a medium-severity vulnerability in Mywebserver with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mywebserver
Published: 2004-12-31
Last modified: 2026-06-16

Description

MyWebServer 1.0.3 allows remote attackers to cause a denial of service (application crash) via a large number of connections within a short time.

Frequently asked questions

What is CVE-2004-1556?: MyWebServer 1.0.3 allows remote attackers to cause a denial of service (application crash) via a large number of connections within a short time.
How severe is CVE-2004-1556?: CVE-2004-1556 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1556 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-1556?: CVE-2004-1556 affects Mywebserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2004-1556?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1556 published?: CVE-2004-1556 was published on 2004-12-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mywebserver:mywebserver:1.0.3:*:*:*:*:*:*:*

More vulnerabilities in Mywebserver

CVE-2002-1003 — High (CVSS 7.5): Buffer overflow in MyWebServer 1.02 and earlier allows remote attackers to execute arbitrary code via a long HTTP GET…
CVE-2002-1452 — High (CVSS 7.5): Buffer overflow in the search capability for MyWebServer 1.0.2 allows remote attackers to execute arbitrary code via a…
CVE-2004-1557 — Medium (CVSS 6.4): MyWebServer 1.0.3 allows remote attackers to bypass authentication, modify configuration, and read arbitrary files via…
CVE-2002-1454 — Medium (CVSS 5.0): MyWebServer 1.0.2 allows remote attackers to determine the absolute path of the web document root via a request for a…
CVE-2002-1897 — Medium (CVSS 5.0): MyWebServer LLC MyWebServer 1.0.2 allows remote attackers to cause a denial of service (crash) via a long HTTP request,…
CVE-2002-1453 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in MyWebServer 1.0.2 allows remote attackers to insert script and HTML via a…

All CVEs affecting Mywebserver →