CVE-2023-46846 (GCVE-0-2023-46846)

Vulnerability from cvelistv5 – Published: 2023-11-03 07:33 – Updated: 2026-02-25 18:19
VLAI
Title
Squid: request/response smuggling in http/1.1 and icap
Summary
SQUID is vulnerable to HTTP request smuggling, caused by chunked decoder lenience, allows a remote attacker to perform Request/Response smuggling past firewall and frontend security systems.
Severity
9.3 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
Assigner
References
Impacted products
Vendor Product Version
Affected: 2.6 , < 6.4 (semver)
Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support Unaffected: 7:3.5.20-17.el7_9.13 , < * (rpm)
    cpe:/o:redhat:rhel_els:7
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Red Hat Red Hat Enterprise Linux 8 Unaffected: 8080020231030214932.63b34585 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::appstream
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Red Hat Red Hat Enterprise Linux 8 Unaffected: 8090020231030224841.a75119d5 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions Unaffected: 8010020231101141358.c27ad7f8 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.1::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 8020020231101135052.4cda2c84 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.2::appstream
    cpe:/a:redhat:rhel_aus:8.2::appstream
    cpe:/a:redhat:rhel_e4s:8.2::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service Unaffected: 8020020231101135052.4cda2c84 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.2::appstream
    cpe:/a:redhat:rhel_aus:8.2::appstream
    cpe:/a:redhat:rhel_e4s:8.2::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Unaffected: 8020020231101135052.4cda2c84 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.2::appstream
    cpe:/a:redhat:rhel_aus:8.2::appstream
    cpe:/a:redhat:rhel_e4s:8.2::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 8040020231101101624.522a0ee4 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_tus:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 8040020231101101624.522a0ee4 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_tus:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 8040020231101101624.522a0ee4 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_tus:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Unaffected: 8060020231031165747.ad008a3a , < * (rpm)
    cpe:/a:redhat:rhel_eus:8.6::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9 Unaffected: 7:5.5-5.el9_2.1 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
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Red Hat Red Hat Enterprise Linux 9 Unaffected: 7:5.5-6.el9_3.1 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support Unaffected: 7:5.2-1.el9_0.3 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.0::appstream
 Create a notification for this product.
Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
 Create a notification for this product.
Date Public
2023-10-19 00:00
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      "cveMetadata": "{\"cveId\": \"CVE-2023-46846\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-02-25T18:19:15.815Z\", \"dateReserved\": \"2023-10-27T08:36:38.158Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2023-11-03T07:33:16.184Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.