K52320548: Expat vulnerability CVE-2016-0718

Security Advisory Description An out-of-bounds read flaw was found in the way Expat processed certain input. A remote attacker could send specially crafted XML that, when parsed by an application using the Expat library, would cause that application to crash or, possibly, execute arbitrary code...

K56142644: Appliance mode Advanced WAF/ASM TMUI authenticated remote command execution vulnerability CVE-2021-22989

Security Advisory Description When running in Appliance mode with Advanced WAF or ASM provisioned, the Traffic Management User Interface TMUI, also referred to as the Configuration utility, has an authenticated remote command execution vulnerability in undisclosed pages. CVE-2021-22989 Note : For...

K45056101: Advanced WAF/ASM TMUI authenticated remote command execution vulnerability CVE-2021-22990

Security Advisory Description On systems with Advanced WAF or BIG-IP ASM provisioned, the Traffic Management User Interface TMUI, also referred to as the Configuration utility, has an authenticated remote command execution vulnerability in undisclosed pages. CVE-2021-22990 Note : For systems...

K02566623: Overview of F5 vulnerabilities (March 2021)

Security Advisory Description On March 10th, 2021, F5 announced twenty-one 21 CVEs, including four Critical vulnerabilities. This document is intended to serve as an overview of these vulnerabilities to help determine the impact on your F5 devices. The details of each issue can be found in the...

K39002226: F5 Advanced WAF and BIG-IP ASM multipart request security exposure

Security Advisory Description Under certain conditions, the F5 Advanced Web Application Firewall Advanced WAF and BIG-IP ASM systems may not correctly detect attack signatures. This issue occurs when the following condition is met: The Advanced WAF or BIG-IP ASM received a client request containi...

K94142349: BIG-IP Advanced WAF and ASM WebSocket security exposure

Security Advisory Description BIG-IP Advanced WAF and ASM incorrectly handle certain WebSocket requests. This issue occurs when the following condition is met: BIG-IP Advanced WAF or ASM handles a malicious WebSocket message. Impact The attack signature check fails to detect and block requests, a...

K26462555: BIG-IP ASM and BIG-IQ/Enterprise Manager/F5 iWorkflow device authentication and trust vulnerability CVE-2019-6665

Security Advisory Description An attacker with access to the device communication between the BIG-IP ASM Central Policy Builder and the BIG-IQ/Enterprise Manager/F5 iWorkflow will be able to set up the proxy the same way and intercept the traffic. CVE-2019-6665 Impact BIG-IP ASM / BIG-IQ /...

K23203045: BIG-IP Advanced WAF and ASM REST API vulnerability CVE-2021-23014

Security Advisory Description BIG-IP Advanced WAF and ASM are missing authorization checks for file uploads to a specific directory within the REST API, which might allow authenticated users with guest privileges to upload files. CVE-2021-23014 Impact If an attacker has network access to the BIG-...

K27551003: The BIG-IP system may not interpret an HTTP request the same way the target web server interprets it

Security Advisory Description This issue occurs when all of the following conditions are met: A virtual server is associated with an HTTP profile. An iRule or LTM policy that uses HTTP header information is associated with the virtual server. The BIG-IP system receives a specially crafted HTTP...

K41503304: Advanced WAF, BIG-IP ASM, and NGINX App Protect attack signature bypass security exposure

Security Advisory Description The F5 Advanced Web Application Firewall Advanced WAF, BIG-IP ASM, and NGINX App Protect systems attack signature check may fail to match attack signature 200000128, as expected, for certain undisclosed requests. This issue occurs when all of the following conditions...

K16882: OpenLDAP vulnerability CVE-2013-4449

Security Advisory Description Description The rwm overlay in OpenLDAP 2.4.23, 2.4.36, and earlier does not properly count references, which allows remote attackers to cause a denial of service slapd crash by unbinding immediately after a search request, which triggers rwmconndestroy to free the...

K48321015: The BIG-IP Advanced WAF and ASM systems may fail to correctly enforce HTML form login pages

Security Advisory Description The BIG-IP Advanced WAF and ASM systems may fail to correctly enforce HTML form login pages when the request contains an incorrectly formatted parameter. This issue occurs when the security policy includes a configuration that enables brute force protection for the...

K18304067: The BIG-IP ASM system may fail to properly mask the value of a configured sensitive positional parameter that appears in a Referer header

Security Advisory Description The BIG-IP ASM system may fail to properly mask the value of a configured sensitive positional parameter that appears in a Referer header. This issue occurs when all of the following conditions are met: You configure a positional parameter for an Allowed URL in the...

K12953: A Cross-Site Scripting (XSS) vulnerability exists in the BIG-IP ASM Web Scraping feature

Security Advisory Description Note : For information about signing up to receive security notice updates from F5, refer to K9970: Subscribe to email notifications regarding F5 products and security announcements. Note : Versions that are not listed in this article have not been evaluated for...

K86285055: The BIG-IP ASM system may fail to mask sensitive parameter for an Allowed URL in the Referrer header and logs

Security Advisory Description The BIG-IP ASM system may fail to mask a sensitive parameter for an Allowed URL. This issue occurs when all of the following conditions are met: You configured an Allowed HTTP URL enabled with the following settings in a security policy: Check Flows to this URL URL i...

K8406: The BIG-IP ASM web management interface cross-site scripting vulnerability CVE-2008-0539

Security Advisory Description Note : Versions that are not listed in this article have not been evaluated for vulnerability to this security advisory. For information about the F5 security policy regarding evaluating older and unsupported versions of F5 products, refer to K4602: Overview of the F...

K05391775: The BIG-IP ASM system may not properly perform attack signature checks

Security Advisory Description The BIG-IP ASM system may not properly perform attack signature checks on request and response content. This issue occurs when all of the following conditions are met: Your system is running BIG-IP 13.1.x. BIG-IP systems running 14.1.x and later are not affected. A...

K33572148: The BIG-IP ASM system may fail to mask a configured sensitive parameter in the Referer header value

Security Advisory Description The BIG-IP ASM system may fail to mask a configured sensitive parameter in the Referer header value. This issue occurs when all of the following conditions are met: You configured a sensitive parameter located in Security Application Security Parameters Sensitive...

K75253136: GnuPG vulnerability CVE-2013-4242

Security Advisory Description GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x and possibly other products, allows local users to obtain private RSA keys via a cache side-channel attack involving the L3 cache, aka Flush+Reload. CVE-2013-4242 Impact A local user may obtain...

K70517410: The BIG-IP ASM CSRF token may fail to renew when the original web server renews its session

Security Advisory Description This issue occurs when all of the following conditions are met: The BIG-IP ASM cross-site request forgery CSRF protection feature is enabled in a security policy. The CSRF token CSRT expiration time is disabled by default in the security policy. The original web serv...