CVE-2019-1672 (GCVE-0-2019-1672)

Vulnerability from cvelistv5 – Published: 2019-02-08 18:00 – Updated: 2024-11-19 19:17
VLAI
Title
Cisco Web Security Appliance Decryption Policy Bypass Vulnerability
Summary
A vulnerability in the Decryption Policy Default Action functionality of the Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to bypass a configured drop policy and allow traffic onto the network that should have been denied. The vulnerability is due to the incorrect handling of SSL-encrypted traffic when Decrypt for End-User Notification is disabled in the configuration. An attacker could exploit this vulnerability by sending a SSL connection through the affected device. A successful exploit could allow the attacker to bypass a configured drop policy to block specific SSL connections. Releases 10.1.x and 10.5.x are affected.
Severity
5.8 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-11-19 17:25 UTC
CWE
Assigner
cisco CNA under the mitre root
CNA scorecard C 66/100 over 443 records in the last 180 days details
References
URL Tags
https://tools.cisco.com/security/center/content/C… vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/106904 vdb-entryx_refsource_BID
Impacted products
Vendor Product Version CPE status
Cisco Cisco Web Security Appliance (WSA) Affected: 10.1
Affected: 10.5
guessed Create a notification for this product.
Date Public
2019-02-06 00:00
Show details on NVD website
To clipboard 

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                  "name": "20190206 Cisco Web Security Appliance Decryption Policy Bypass Vulnerability",
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                  "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190206-wsa-bypass"
                },
                {
                  "name": "106904",
                  "refsource": "BID",
                  "url": "http://www.securityfocus.com/bid/106904"
                }
              ]
            },
            "source": {
              "advisory": "cisco-sa-20190206-wsa-bypass",
              "defect": [
                [
                  "CSCvm91630"
                ]
              ],
              "discovery": "INTERNAL"
            }
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "assignerShortName": "cisco",
        "cveId": "CVE-2019-1672",
        "datePublished": "2019-02-08T18:00:00.000Z",
        "dateReserved": "2018-12-06T00:00:00.000Z",
        "dateUpdated": "2024-11-19T19:17:07.018Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Sightings

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Nomenclature

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