cisco web security appliance 8.5.3-055 vulnerabilities and exploits

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The proxy engine on Cisco Web Security Appliance (WSA) devices with software 8.5.3-055, 9.1.0-000, and 9.5.0-235 allows remote malicious users to bypass intended proxy restrictions via a malformed HTTP method, aka Bug ID CSCux00848.

Cisco Web Security Appliance 9.1.0-000 Cisco Web Security Appliance 9.5.0-235 Cisco Web Security Appliance 8.5.3-055

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The proxy process on Cisco Web Security Appliance (WSA) devices up to and including 9.1.0-070 allows remote malicious users to cause a denial of service (CPU consumption) by establishing an FTP session and then improperly terminating the control connection after a file transfer, ...

Cisco AsyncOS up to and including 9.5.0-444 on Web Security Appliance (WSA) devices allows remote malicious users to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.

A vulnerability in the email message and content filtering for malformed Multipurpose Internet Mail Extensions (MIME) headers of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote malicious use...

Cisco Web Security Appliance 9.1.0-000 Cisco Email Security Appliance 9.9 Base Cisco Email Security Appliance 8.9.1-000 Cisco Web Security Appliance 7.1.0 Cisco Email Security Appliance 9.6.0-051 Cisco Email Security Appliance 9.7.1-066 Cisco Web Security Appliance 8.5.2-024 Cisco Web Security Appliance 9.5.0-235 Cisco Email Security Appliance 9.0.0 Cisco Email Security Appliance 8.5.7-042 Cisco Email Security Appliance 8.5.0-000 Cisco Web Security Appliance 8.0.5 Hot Patch 1 Cisco Email Security Appliance 8.0 Base Cisco Web Security Appliance 7.1.2 Cisco Email Security Appliance 9.1.0-032 Cisco Web Security Appliance 8.5.2-027 Cisco Web Security Appliance 7.1.1 Cisco Web Security Appliance 8.8.0-085 Cisco Web Security Appliance 8.0.7-142 Cisco Email Security Appliance 8.9.0 Cisco Email Security Appliance 9.7.0-125 Cisco Email Security Appliance 8.5.6-074

Memory leak in Cisco AsyncOS 8.5 up to and including 9.0 prior to 9.0.1-162 on Web Security Appliance (WSA) devices allows remote malicious users to cause a denial of service (memory consumption) via an HTTP file-range request for cached content, aka Bug ID CSCuw97270.

Cisco Web Security Appliance 8.5.3-055 Cisco Web Security Appliance 8.5.1-021 Cisco Web Security Appliance 9.0.0-193 Cisco Web Security Appliance 9.0 Base Cisco Web Security Appliance 9.1.0-000 Cisco Web Security Appliance 9.1 Base Cisco Web Security Appliance 8.5.0-497 Cisco Web Security Appliance 8.5.0.000 Cisco Web Security Appliance 8.5.2-024 Cisco Web Security Appliance 8.5.2-027

Cisco AsyncOS 8.0 prior to 8.0.6-119 on Web Security Appliance (WSA) devices allows remote malicious users to cause a denial of service (proxy-process hang) via a crafted HTTP POST request, aka Bug ID CSCuo12171.

Cisco Web Security Appliance 8.5.2-024 Cisco Web Security Appliance 8.5.1-021 Cisco Web Security Appliance 8.0.6-078 Cisco Web Security Appliance 8.0.6 Cisco Web Security Appliance 8.0.5 Cisco Web Security Appliance 8.0.8-mr-113 Cisco Web Security Appliance 8.0.7-142 Cisco Web Security Appliance 8.5.0-497 Cisco Web Security Appliance 8.5.0-000 Cisco Web Security Appliance 8.0.0-000 Cisco Web Security Appliance 8.5.3-055 Cisco Web Security Appliance 8.5.2-027 Cisco Web Security Appliance 8.0.7 Cisco Web Security Appliance 8.0.6-119

Memory leak in Cisco AsyncOS up to and including 8.8 on Web Security Appliance (WSA) devices allows remote malicious users to cause a denial of service (memory consumption) via an unspecified HTTP status code, aka Bug ID CSCur28305.

Cisco Web Security Appliance \\(wsa\\) 6.0.0-000 Cisco Web Security Appliance \\(wsa\\) 5.6.0-623 Cisco Web Security Appliance \\(wsa\\) 8.5.2-027 Cisco Web Security Appliance \\(wsa\\) 8.5.0-497 Cisco Web Security Appliance \\(wsa\\) 7.1.3 Cisco Web Security Appliance \\(wsa\\) 8.5.1-021 Cisco Web Security Appliance \\(wsa\\) 7.7.1-000 Cisco Web Security Appliance \\(wsa\\) 8.0.7-142 Cisco Web Security Appliance \\(wsa\\) 8.0.8-mr-113 Cisco Web Security Appliance \\(wsa\\) 8.0.5 Cisco Web Security Appliance \\(wsa\\) 8.0.0-000 Cisco Web Security Appliance \\(wsa\\) 7.1.0 Cisco Web Security Appliance \\(wsa\\) 7.5.2-000 Cisco Web Security Appliance \\(wsa\\) 7.5.0-825 Cisco Web Security Appliance \\(wsa\\) 8.0.6-078 Cisco Web Security Appliance \\(wsa\\) 8.0.7 Cisco Web Security Appliance \\(wsa\\) 7.5.1-000 Cisco Web Security Appliance \\(wsa\\) 7.1.4 Cisco Web Security Appliance \\(wsa\\) 7.1.2 Cisco Web Security Appliance \\(wsa\\) 7.1.1 Cisco Web Security Appliance \\(wsa\\) 8.5.3-055 Cisco Web Security Appliance \\(wsa\\) 8.0.6-119

Cisco AsyncOS prior to 8.5.3-069 and 8.6 up to and including 8.8 on Web Security Appliance (WSA) devices mishandles memory allocation for HTTP requests, which allows remote malicious users to cause a denial of service (proxy-process reload) via a crafted request, aka Bug ID CSCuu...

Cisco Web Security Appliance \\(wsa\\) 6.0.0-000 Cisco Web Security Appliance \\(wsa\\) 5.6.0-623 Cisco Web Security Appliance \\(wsa\\) 8.5.0-497 Cisco Web Security Appliance \\(wsa\\) 8.5.0.000 Cisco Web Security Appliance \\(wsa\\) 7.1.2 Cisco Web Security Appliance \\(wsa\\) 7.1.1 Cisco Web Security Appliance \\(wsa\\) 8.5.3-055 Cisco Web Security Appliance \\(wsa\\) 8.0.6-119 Cisco Web Security Appliance \\(wsa\\) 8.5.2-024 Cisco Web Security Appliance \\(wsa\\) 8.0.6 Cisco Web Security Appliance \\(wsa\\) 8.0.5 Cisco Web Security Appliance \\(wsa\\) 7.7.0-000 Cisco Web Security Appliance \\(wsa\\) 7.5.0-000 Cisco Web Security Appliance \\(wsa\\) 8.5.1-021 Cisco Web Security Appliance \\(wsa\\) 7.7.1-000 Cisco Web Security Appliance \\(wsa\\) 8.0.7-142 Cisco Web Security Appliance \\(wsa\\) 8.0.8-mr-113 Cisco Web Security Appliance \\(wsa\\) 8.0.0-000 Cisco Web Security Appliance \\(wsa\\) 7.5.1-000 Cisco Web Security Appliance \\(wsa\\) 7.1.0 Cisco Web Security Appliance \\(wsa\\) 7.5.2-000 Cisco Web Security Appliance \\(wsa\\) 7.5.0-825

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