K63163637: BIG-IP TMUI vulnerability CVE-2021-23043

Security Advisory Description A directory traversal vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to access arbitrary files. CVE-2021-23043 Impact An authenticated attacker may exploit this vulnerability by sending a crafted request to the...

K70134152: BIG-IP ASM, F5 Advanced WAF, and NGINX App Protect encoded directory traversal security exposure

Security Advisory Description The BIG-IP ASM, F5 Advanced Web Application Firewall Advanced WAF, and NGINX App Protect systems may fail to detect encoded directory traversal in the URL. This issue occurs when the following condition is met: The affected security policy is enabled with an evasion...

K04107324: Linux kernel vulnerability CVE-2019-3900

Security Advisory Description An infinite loop issue was found in the vhostnet kernel module in Linux Kernel up to and including v5.1-rc6, while handling incoming packets in handlerx. It could occur if one end sends packets faster than the other end can process them. A guest user, maybe remote on...

K82034427: BIG-IP FTP profile vulnerability CVE-2022-26130

Security Advisory Description When an Active mode-enabled FTP profile is configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing active FTP data channel connections. CVE-2022-26130 Impact Traffic is disrupted for active FTP data channel connections. Thi...

K19012930: TMM GTP vulnerability CVE-2021-23048

Security Advisory Description When GPRS Tunneling Protocol GTP iRules commands or a GTP profile is configured on a virtual server, undisclosed GTP messages can cause the Traffic Management Microkernel TMM to terminate. CVE-2021-23048. Impact Traffic is disrupted while the TMM process restarts. Th...

K14903688: BIG-IP SSL Profile OCSP Authentication security exposure

Security Advisory Description The BIG-IP system does not properly verify the revocation of intermediate CA certificates when querying Online Certificate Status Protocol OCSP servers and may allow unauthorized connections. This issue occurs when all of the following conditions are met: You have a...

K36300805: BIG-IP FastL4 profile vulnerability

Security Advisory Description Under certain conditions for BIG-IP systems using FastL4 profiles, when the Reassemble IP Fragments option is disabled default, a specific sequence of fragmented packets may restart the Traffic Management Microkernel TMM. Impact An attacker may be able to disrupt...

K52510343: ICMP PMTU messages are forwarded to the server side when the TCP proxy-mss setting is enabled in the associated profile

Security Advisory Description This issue occurs when all of the following conditions are met: Internet Control Message Protocol ICMP path maximum transmission unit PMTU messages are forwarded through the BIG-IP system running on the affected versions. OneConnect or SNAT is configured and actively...

K9875: BIG-IP management interface vulnerability CVE-2008-6474

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...

K92002212: TMM vulnerability CVE-2019-6676

Security Advisory Description Traffic Management Microkernel TMM may restart on BIG-IP Virtual Edition VE when using virtio direct descriptors and packets 2 KB or larger. CVE-2019-6676 Impact Some virtio backend implementations send large packets 2 KB or larger even when Large Offload Receive LRO...

K40507733: The BIG-IP APM logon page may expose an XSS security risk

Security Advisory Description This issue occurs when all of the following conditions are met: You configure an authentication, authorization, and accounting AAA agent after a logon page agent in the access policy. You configure the AAA agent with a Max Logon Attempts Allowed value higher than 1...

K15605: XML Entity Injection vulnerability CVE-2014-6032

Security Advisory Description Multiple XML External Entity XXE vulnerabilities in the Configuration utility in F5 BIG-IP LTM, ASM, GTM, and Link Controller 11.0 through 11.6.0 and 10.0.0 through 10.2.4, AAM 11.4.0 through 11.6.0, ARM 11.3.0 through 11.6.0, Analytics 11.0.0 through 11.6.0, APM and...

K15388: OpenSSL vulnerability CVE-2011-4108

Security Advisory Description The DTLS implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f performs a MAC check only if certain padding is valid, which makes it easier for remote attackers to recover plaintext via a padding oracle attack. CVE-2011-4108 Impact BIG-IP hosts may be...

K31757417: The BIG-IP APM system may log passwords in plaintext when the Debug log level is enabled

Security Advisory Description This issue occurs when all of the following conditions are met: You enable the Debug log level for the access policy. You configure the access policy on the BIG-IP APM system with either of the following: Citrix Login prompt with two-factor authentication Logon page...

K03126093: TMOS vulnerability CVE-2019-6664

Security Advisory Description On BIG-IP 15.0.0 and 14.1.0-14.1.0.6, under certain conditions, network protections on the management port do not follow current best practices. CVE-2019-6664 Impact BIG-IP The default firewall rules for the management interface are not reliably reinstalled after fir...

K14812883: BIG-IP ASM XSS vulnerability CVE-2019-6607

Security Advisory Description This is a stored cross-site scripting XSS vulnerability in an ASM violation viewed in the Configuration utility. In the worst case, an attacker can store a CSRF, which results in code execution as the admin user. CVE-2019-6607 The user levels that can store this atta...

K01049383: BIG-IP restjavad vulnerability CVE-2019-6662

Security Advisory Description Sensitive information is logged into the local log files and/or remote logging targets when restjavad processes an invalid request. Users with access to the log files would be able to view that data. CVE-2019-6662 Impact When logging invalid requests, such as HTTP co...

K11818407: REST Framework vulnerability CVE-2019-6602

Security Advisory Description The Configuration utility login page may not follow best security practices when handling a malicious request. CVE-2019-6602 Impact BIG-IP The Configuration utility login page returns an inconsistent HTTP response when processing modified requests; this may provide...

K84940705: cURL and libcurl vulnerability CVE-2016-8623

Security Advisory Description A flaw was found in curl before version 7.51.0. The way curl handles cookies permits other threads to trigger a use-after-free leading to information disclosure. CVE-2016-8623 Impact A use-after-free can occur with shared cookies, allowing a user or process...

K46603852: Intel CPU vulnerability CVE-2017-5691

Security Advisory Description Incorrect check in Intel processors from 6th and 7th Generation Intel Core Processor Families, Intel Xeon E3-1500M v5 and v6 Product Families, and Intel Xeon E3-1200 v5 and v6 Product Families allows compromised system firmware to impact SGX security via incorrect...