K50233772: HTTP/2 Settings Flood vulnerability CVE-2019-9515

Security Advisory Description Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service. The attacker sends a stream of SETTINGS frames to the peer. Since the RFC requires that the peer reply with one acknowledgement per SETTINGS frame, an empty...

K24578092: Linux kernel vulnerability CVE-2017-6001

Security Advisory Description Race condition in kernel/events/core.c in the Linux kernel before 4.9.7 allows local users to gain privileges via a crafted application that makes concurrent perfeventopen system calls for moving a software group into a hardware context. NOTE: this vulnerability exis...

K17839423: PHP vulnerability CVE-2021-21703

Security Advisory Description In PHP versions 7.3.x up to and including 7.3.31, 7.4.x below 7.4.25 and 8.0.x below 8.0.12, when running PHP FPM SAPI with main FPM daemon process running as root and child worker processes running as lower-privileged users, it is possible for the child processes to...

K34468163: Apache Tomcat vulnerability CVE-2018-8034

Security Advisory Description The host name verification when using TLS with the WebSocket client was missing. It is now enabled by default. Versions Affected: Apache Tomcat 9.0.0.M1 to 9.0.9, 8.5.0 to 8.5.31, 8.0.0.RC1 to 8.0.52, and 7.0.35 to 7.0.88. CVE-2018-8034 Impact A user on the local...

K41133903: ISC DHCP vulnerabilities CVE-2022-2928 CVE-2022-2929

Security Advisory Description CVE-2022-2928 In ISC DHCP 4.4.0 - 4.4.3, ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16-P1, when the function optioncodehashlookup is called from addoption, it increases the option's refcount field. However, there is not a corresponding call to optiondereference to decrement the...

K56450659: Linux kernel vulnerability CVE-2017-11176

Security Advisory Description The mqnotify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service use-after-free or possibly have unspecified...

K08510472: BIG-IP TMUI vulnerability CVE-2022-28695

Security Advisory Description An authenticated attacker with high privileges can upload a maliciously crafted file to the BIG-IP AFM Configuration utility, which allows an attacker to run arbitrary commands. CVE-2022-28695 Impact This vulnerability may allow an authenticated high-privilege attack...

K91229003: Side-channel processor vulnerabilities CVE-2017-5715, CVE-2017-5753, and CVE-2017-5754

Security Advisory Description The following three side-channel attacks were publicly disclosed on January 3, 2018: CVE-2017-5715 Spectre-BTB previously known as Spectre Variant 2 Branch target injection Systems with microprocessors utilizing speculative execution and indirect branch prediction ma...

SOL17212 - PHP vulnerability CVE-2014-5459

Note: As of February 17, 2015, AskF5 Security Advisory articles include the Severity value. Security Advisory articles published before this date do not list a Severity value. Recommended Action None Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL995...

SOL17171 - OpenJDK vulnerability CVE-2015-2628

Vulnerability Recommended Actions If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in the Versions known to be not vulnerable column. If the table lists only an older version than what you are...

SOL17157 - Apache HTTP server vulnerability CVE-2015-0228

Note: As of February 17, 2015, AskF5 Security Advisory articles include the Severity value. Security Advisory articles published before this date do not list a Severity value. Recommended Action None Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL995...

SOL16948 - Apache Tomcat vulnerability CVE-2007-1858

Recommended Action None Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL9957: Creating a custom RSS feed to view new and updated documents SOL4602: Overview of the F5 security vulnerability response policy SOL4918: Overview of the F5 critical issue...

SOL16821 - Apache Axis vulnerability CVE-2014-3596

Vulnerability Recommended Actions If the previous table lists a version in the Versions known to be not vulnerable column, you can eliminate this vulnerability by upgrading to the listed version. If the listed version is older than the version you are currently running, or if the table does not...

SOL16135 - OpenSSL vulnerability CVE-2015-0205

Recommended Action If the previous table lists a version in the Versions known to be not vulnerable column, you can eliminate this vulnerability by upgrading to the listed version. If the listed version is older than the version you are currently running, or if the table does not list any version...

SOL14733 - Apache HTTP server vulnerability CVE-2013-1896

Recommended action To mitigate this vulnerability for ARX, do not enable the API functionality. Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL9957: Creating a custom RSS feed to view new and updated documents SOL4602: Overview of the F5 security...

SOL6881 - SSHv1 vulnerabilities CVE-2006-4924

This security advisory describes an OpenSSH version 1 vulnerability. When using version SSH version 1 protocol, remote attacks cause a denial of service attack when the sshd process is used in OpenSSH versions previous to version 4.4. This occurs when using an SSH packet that contains duplicate...

K49405623: Linux vulnerability CVE-2002-2438

Security Advisory Description TCP firewalls could be circumvented by sending a SYN Packets with other flags like e.g. RST flag set, which was not correctly discarded by the Linux TCP stack after firewalling. CVE-2002-2438 Impact There is no impact; F5 products are not affected by this...

K49549213: Advanced WAF and BIG-IP ASM brute force mitigation may fail when receiving a specially crafted request

Security Advisory Description F5 Advanced Web Application Firewall WAF and BIG-IP ASM brute force mitigation may fail. This issue occurs when all of the following conditions are met: A security policy is configured with a login page using basic authentication as its authentication type. The...

K27110515: Open SSL vulnerability CVE-2001-1141

Security Advisory Description The Pseudo-Random Number Generator PRNG in SSLeay and OpenSSL before 0.9.6b allows attackers to use the output of small PRNG requests to determine the internal state information, which could be used by attackers to predict future pseudo-random numbers. CVE-2001-1141...

K40521234: Multiple Oracle Java SE vulnerabilities

Security Advisory Description CVE-2016-3458 Unspecified vulnerability in Oracle Java SE 6u115, 7u101, and 8u92; and Java SE Embedded 8u91 allows remote attackers to affect integrity via vectors related to CORBA. CVE-2016-3498 Unspecified vulnerability in Oracle Java SE 7u101 and 8u92 allows remot...

K14638: TLS/SSL RC4 vulnerability CVE-2013-2566

Security Advisory Description The RC4 algorithm, as used in the TLS protocol and SSL protocol, has many single-byte biases, which makes it easier for remote attackers to conduct plaintext-recovery attacks via statistical analysis of ciphertext in a large number of sessions that use the same...

K45164470: Linux kernel vulnerability CVE-2022-36946

Security Advisory Description nfqnlmangle in net/netfilter/nfnetlinkqueue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service panic because, in the case of an nfqueue verdict with a one-byte nftapayload attribute, an skbpull can encounter a negative skb-len...

K78285929: BIND vulnerability CVE-2021-25220

Security Advisory Description BIND 9.11.0 - 9.11.36 9.12.0 - 9.16.26 9.17.0 - 9.18.0 BIND Supported Preview Editions: 9.11.4-S1 - 9.11.36-S1 9.16.8-S1 - 9.16.26-S1 Versions of BIND 9 earlier than those shown - back to 9.1.0, including Supported Preview Editions - are also believed to be affected...

K62201745: OpenSSH vulnerability CVE-2016-10012

Security Advisory Description The shared memory manager associated with pre-authentication compression in sshd in OpenSSH before 7.4 does not ensure that a bounds check is enforced by all compilers, which might allow local users to gain privileges by leveraging access to a sandboxed...

K00334558: OpenSSL vulnerability CVE-2022-1473

Security Advisory Description The OPENSSLLHflush function, which empties a hash table, contains a bug that breaks reuse of the memory occuppied by the removed hash table entries. This function is used when decoding certificates or keys. If a long lived process periodically decodes certificates or...

K32485746: OpenSSH vulnerability CVE-2016-10708

Security Advisory Description sshd in OpenSSH before 7.4 allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via an out-of-sequence NEWKEYS message, as demonstrated by Honggfuzz, related to kex.c and packet.c. CVE-2016-10708 Impact This vulnerability...

K21317311: F5 BIG-IP Guided Configuration XSS vulnerability CVE-2022-27230

Security Advisory Description A reflected cross-site scripting XSS vulnerability exists in an undisclosed page of F5 BIG-IP Guided Configuration that allows an attacker to execute JavaScript in the context of the currently logged-in user. CVE-2022-27230 Impact An attacker may exploit this...

K70275209: BIG-IP HTTP profile vulnerability CVE-2020-5857

Security Advisory Description Undisclosed HTTP behavior may lead to a denial of service. CVE-2020-5857 Impact This vulnerability impacts the BIG-IP data plane virtual servers with HTTP profiles. A BIG-IP module that has a virtual server with an associated HTTP profile and is processing traffic is...

K21018505: JRE vulnerability CVE-2012-5081

Security Advisory Description Unspecified vulnerability in the Java Runtime Environment JRE component in Oracle Java SE 7 Update 7 and earlier, 6 Update 35 and earlier, 5.0 Update 36 and earlier, and 1.4.238 and earlier allows remote attackers to affect availability, related to JSSE. CVE-2012-508...

K55245232: GNU glibc vulnerability CVE-2014-9984

Security Advisory Description nscd in the GNU C Library aka glibc or libc6 before version 2.20 does not correctly compute the size of an internal buffer when processing netgroup requests, possibly leading to an nscd daemon crash or code execution as the user running nscd. CVE-2014-9984 Impact The...

K00194184: Linux kernel Voice Over IP H.323 vulnerability CVE-2020-14305

Security Advisory Description An out-of-bounds memory write flaw was found in how the Linux kernels Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The...

K30590322: Linux kernel vulnerability CVE-2021-3847

Security Advisory Description An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their...

K35040315: glibc vulnerability CVE-2016-10739

Security Advisory Description In the GNU C Library aka glibc or libc6 through 2.28, the getaddrinfo function would successfully parse a string that contained an IPv4 address followed by whitespace and arbitrary characters, which could lead applications to incorrectly assume that it had parsed a...

K93600123: OpenSSL vulnerability CVE-2016-2107

Security Advisory Description The AES-NI implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h does not consider memory allocation during a certain padding check, which allows remote attackers to obtain sensitive cleartext information via a padding-oracle attack against an AES CBC...

K08402414: BIG-IP ASM and Advanced WAF REST API endpoint vulnerability CVE-2022-23026

Security Advisory Description An authenticated user with low privileges, such as a guest, can upload data using an undisclosed REST endpoint causing an increase in disk resource utilization. CVE-2022-23026 Impact An authenticated user with low privileges, such as a guest, may exploit this...

SOL54211024 - OpenSSL vulnerability CVE-2016-6304

Vulnerability Recommended Actions If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in the Versions known to be not vulnerable column. If the table lists only an older version than what you are...

SOL93174402 - Apache Struts 2 vulnerability CVE-2016-3090

Vulnerability Recommended Actions None Supplemental Information Apache S2-027 Note: The previous link takes you to a resource outside of AskF5. The third party could remove the document without our knowledge. SOL9970: Subscribing to email notifications regarding F5 products SOL9957: Creating a...

SOL17132 - Linux kernel vulnerability CVE-2014-8133

Note: As of February 17, 2015, AskF5 Security Advisory articles include the Severity value. Security Advisory articles published before this date do not list a Severity value. This vulnerability affects only 32-bit based systems. To determine if your BIG-IP device is a 32-bit based system, you ca...

SOL16794 - CUPS vulnerabilities CVE-2015-1158 / CVE-2015-1159

CVE-2015-1158 A string reference count bug was found in cupsd, causing premature freeing of string objects. An attacker can submit a malicious print job that exploits this flaw to dismantle ACLs protecting privileged operations, allowing a replacement configuration file to be uploaded, which in...

K000141459: Angular JS vulnerabilities CVE-2019-14863 and CVE-2022-25869

Security Advisory Description CVE-2019-14863 There is a vulnerability in all angular versions before 1.5.0-beta.0, where after escaping the context of the web application, the web application delivers data to its users along with other trusted dynamic content, without validating it. CVE-2022-2586...

K000138744: BIG-IP APM browser network access VPN client vulnerability CVE-2024-28883

Security Advisory Description An origin validation vulnerability exists in the BIG-IP APM browser network access VPN client, which may allow an attacker to bypass F5 endpoint inspection. CVE-2024-28883 Impact A remote unauthenticated attacker with a man-in-the-middle MITM position may exploit thi...

K32037442: Intel In-Band Manageability software vulnerabilities CVE-2021-0193, CVE-2021-0194, and CVE-2021-33108

Security Advisory Description CVE-2021-0193 Improper authentication in the IntelR In-Band Manageability software before version 2.13.0 may allow a privileged user to potentially enable escalation of privilege via network access. CVE-2021-0194 Improper access control in the IntelR In-Band...

K21665601: OpenSSL vulnerability CVE-2018-0732

Security Advisory Description During key agreement in a TLS handshake using a DHE based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client to spend an unreasonably long period of time generating a key for this prime resulting in a hang until...

K20623215: Apache mod_cache_socache vulnerability CVE-2018-1303

Security Advisory Description A specially crafted HTTP request header could have crashed the Apache HTTP Server prior to version 2.4.30 due to an out of bound read while preparing data to be cached in shared memory. It could be used as a Denial of Service attack against users of modcachesocache...

K49233165: Apache Groovy vulnerability CVE-2015-3253

Security Advisory Description The MethodClosure class in runtime/MethodClosure.java in Apache Groovy 1.7.0 through 2.4.3 allows remote attackers to execute arbitrary code or cause a denial of service via a crafted serialized object. CVE-2015-3253 Impact This vulnerability could allow a remote...

K20225390: Multiple PCRE vulnerabilities

Security Advisory Description CVE-2015-8395 PCRE before 8.38 mishandles certain references, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror...

K17315: SNMP vulnerability CVE-2014-3565

Security Advisory Description snmplib/mib.c in net-snmp 5.7.0 and earlier, when the -OQ option is used, allows remote attackers to cause a denial of service snmptrapd crash via a crafted SNMP trap message, which triggers a conversion to the variable type designated in the MIB file, as demonstrate...

K43339432: Linux kernel vulnerability CVE-2017-17449

Security Advisory Description The netlinkdelivertapskb function in net/netlink/afnetlink.c in the Linux kernel through 4.14.4, when CONFIGNLMON is enabled, does not restrict observations of Netlink messages to a single net namespace, which allows local users to obtain sensitive information by...

K31300402: Virtual Machine Manager L1 Terminal Fault vulnerability CVE-2018-3646

Security Advisory Description Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a...

K56231955: RSA Authentication Agent vulnerabilities CVE-2018-1232, CVE-2018-1233, and CVE-2018-1234

Security Advisory Description CVE-2018-1232 RSA Authentication Agent version 8.0.1 and earlier for Web for both IIS and Apache Web Server are impacted by a stack-based buffer overflow which may occur when handling certain malicious web cookies that have invalid formats. The attacker could exploit...