CVE-2005-3751: n/a vulnerability

CVE-2005-3751: HTTP request smuggling vulnerability in Pound before 1.9.4 allows remote attackers to poison web caches, by...

HTTP request smuggling vulnerability in Pound before 1.9.4 allows remote attackers to poison web caches, bypass web application firewall protection, and conduct XSS attacks via an HTTP request with conflicting Content-length and Transfer-encoding headers.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 23:24 UTC (UTC+00:00)

Security readout for executives and security teams

This issue affects Pound before 1.9.4, a reverse proxy and load balancer. A remote attacker could exploit inconsistent HTTP request parsing to interfere with downstream systems, including cache poisoning, web application firewall bypass, and cross-site scripting scenarios. Exposure is likely limited to legacy environments still running Pound before 1.9.4 on HTTP traffic paths, especially in front of caches, WAFs, or web applications that trust proxy parsing. Prioritize remediation if Pound is still deployed in production traffic paths. The issue is old, but request smuggling can undermine cache integrity and security controls when legacy proxies remain exposed. Mitigation focus: Upgrade Pound before 1.9.4 to 1.9.4 or a vendor-supported fixed package.; Review Debian, SUSE, Gentoo, or applicable vendor advisories for package-specific guidance.; Remove unsupported legacy Pound instances from public HTTP paths where possible..

Prepared: Jun 29, 2026, 16:32 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2005-3751 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Nov 22, 2005, 20:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.