Security readout for executives and security teams
CVE-2021-46784 is a denial-of-service flaw in Squid. Vulnerable Squid versions can fail while handling unusually long Gopher server responses, potentially interrupting proxy service availability. The source bundle does not provide CVSS scoring or evidence of active exploitation. Exposure is most relevant for organizations running affected Squid proxy versions that can process Gopher server responses. The provided sources do not clarify default configuration, authentication requirements, or internet-facing prevalence. Treat this as a service-availability risk for proxy infrastructure. It is not shown as actively exploited, but affected Squid deployments should be patched through normal vulnerability maintenance because proxy outages can disrupt business access paths. Mitigation focus: Upgrade Squid to 5.6 or a vendor-fixed package.; Apply SQUID-2021_7 backports where upgrade is not immediately possible.; Check Debian, NetApp, and appliance vendor advisories for fixed builds..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2021-46784 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
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
- https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9CVE reference
- https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284wCVE reference
- https://security-tracker.debian.org/tracker/CVE-2021-46784CVE reference
- https://security.netapp.com/advisory/ntap-20221223-0007/CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.