How severe is CVE-2005-1953?

CVE-2005-1953 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-1953 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-1953?

CVE-2005-1953 affects Pico Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-1953?

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

When was CVE-2005-1953 published?

CVE-2005-1953 was published on 2005-06-11 and last updated on 2026-06-16.

CVE-2005-1953

CVE-2005-1953 is a high-severity vulnerability in Pico Server with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Pico Server
Published: 2005-06-11
Last modified: 2026-06-16

Description

Heap-based buffer overflow in the CGI extension for Pico Server (pServ) 3.3 allows remote attackers to execute arbitrary code via a long HTTP request.

Frequently asked questions

What is CVE-2005-1953?: Heap-based buffer overflow in the CGI extension for Pico Server (pServ) 3.3 allows remote attackers to execute arbitrary code via a long HTTP request.
How severe is CVE-2005-1953?: CVE-2005-1953 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-1953 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-1953?: CVE-2005-1953 affects Pico Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-1953?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-1953 published?: CVE-2005-1953 was published on 2005-06-11 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:pico_server:pico_server:3.3:*:*:*:*:*:*:*

More vulnerabilities in Pico Server

CVE-2005-1365 — Critical (CVSS 10.0): Pico Server (pServ) 3.2 and earlier allows remote attackers to execute arbitrary commands via a URL with multiple…
CVE-2005-1952 — High (CVSS 7.5): Directory traversal vulnerability in Pico Server (pServ) 3.3 allows remote attackers to read arbitrary files and…
CVE-2005-1367 — High (CVSS 7.5): Pico Server (pServ) 3.2 and earlier allows local users to read arbitrary files as the pServ user via a symlink to a…
CVE-2005-1366 — High (CVSS 7.5): Pico Server (pServ) 3.2 and earlier allows remote attackers to obtain the source code for CGI scripts via…
CVE-2002-2295 — High (CVSS 7.5): Buffer overflow in Pico Server (pServ) 2.0 beta 1 through beta 5 allows remote attackers to cause a denial of service…

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