SOL16674 - TLS vulnerability CVE-2015-4000

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. Vulnerability Recommended Actions If the previous table lists a version in the Versions known to be not vulnerable column...

K67404630: Oracle WebLogic Server vulnerabilities CVE-2018-2894 and CVE-2018-2935

Security Advisory Description CVE-2018-2894 Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware subcomponent: WLS - Web Services. Supported versions that are affected are 10.3.6.0, 12.1.3.0, 12.2.1.2 and 12.2.1.3. Easily exploitable vulnerability allows unauthenticat...

K05121675: F5 TLS vulnerability CVE-2016-9244

Security Advisory Description A BIG-IP SSL virtual server with the non-default Session Tickets option enabled may leak up to 31 bytes of uninitialized memory, aka the Ticketbleed bug. CVE-2016-9244 Impact A BIG-IP virtual server configured with a Client SSL profile that has the non-default Sessio...

K93135205: Apache Struts 2 vulnerability CVE-2016-4436

Security Advisory Description Apache Struts 2 before 2.3.29 and 2.5.x before 2.5.1 allow attackers to have unspecified impact via vectors related to improper action name clean up. CVE-2016-4436 Impact There is no impact; F5 products are not affected by this vulnerability. Security Advisory Status...

K14756743: OpenSSH vulnerability CVE-2021-28041

Security Advisory Description ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host. CVE-2021-28041 Impact There is...

K46011592: HTTP/2 Empty Frames Flood vulnerability CVE-2019-9518

Security Advisory Description Some HTTP/2 implementations are vulnerable to a flood of empty frames, potentially leading to a denial of service. The attacker sends a stream of frames with an empty payload and without the end-of-stream flag. These frames can be DATA, HEADERS, CONTINUATION and/or...

K52340447: F5 ePVA vulnerability CVE-2022-28705

Security Advisory Description On platforms with an ePVA and the pva.fwdaccel BigDB variable enabled, undisclosed requests to a virtual server with a FastL4 profile that has ePVA acceleration enabled can cause the Traffic Management Microkernel TMM process to terminate. CVE-2022-28705 Impact Traff...

K01709026: PHP vulnerabilities CVE-2017-7890 and CVE-2017-9226

Security Advisory Description CVE-2017-7890 The GIF decoding function gdImageCreateFromGifCtx in gdgifin.c in the GD Graphics Library aka libgd, as used in PHP before 5.6.31 and 7.x before 7.1.7, does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized...

SOL16128 - Microsoft Schannel vulnerability CVE-2014-6321

Vulnerability Recommended Actions 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...

SOL12636 - Slowloris denial-of-service attack vulnerability CVE-2007-6750

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...

SOL7859 - Multiple PHP vulnerabilities

PHP has been cited with multiple vulnerabilities. For information about these vulnerabilities, refer to the National Vulnerabilities Database. Information about these advisories is available at the following locations: CVE-2007-1846 SQL injection vulnerability in index.php in the MyAds 2.04jp and...

K13559191: Linux kernel vulnerability CVE-2022-25636

Security Advisory Description net/netfilter/nfdupnetdev.c in the Linux kernel 5.4 through 5.6.10 allows local users to gain privileges because of a heap out-of-bounds write. This is related to nftablesoffload. CVE-2022-25636 Impact BIG-IP, BIG-IQ Centralized Management, BIG-IP SPK, F5OS-A, and...

K13401920: Apache HTTPD vulnerability CVE-2021-36160

Security Advisory Description A carefully crafted request uri-path can cause modproxyuwsgi to read above the allocated memory and crash DoS. This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 inclusive. CVE-2021-36160 Impact A remote attacker, through a crafted request, can exploit t...

K15402727: cURL vulnerability CVE-2020-8286

Security Advisory Description curl 7.41.0 through 7.73.0 is vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response. CVE-2020-8286 Impact An attacker could provide a forged OCSP response to the F5 product that has made the request with curl...

SOL6669 - Apache HTTP Expect header handling

The vulnerability exists in the Apache web server, which is used by FirePass. Apache will not sanitize the contents of the HTTP Expect header when receiving an HTTP request. Instead, the contents of the Expect header will be returned in a successful HTTP response. This permits executable code suc...

K08206127: PHP vulnerability CVE-2016-4072

Security Advisory Description The Phar extension in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allows remote attackers to execute arbitrary code via a crafted filename, as demonstrated by mishandling of \0 characters by the pharanalyzepath function in ext/phar/phar.c...

K14161: OpenSSH vulnerability CVE-2007-4752

Security Advisory Description When OpenSSH prior to version 4.7 fails to generate an untrusted cookie, it falls back to create a trusted X11 authentication cookie instead. As a result, attackers may be able to launch an unauthorized forwarded X11 session through SSH. Impact None. F5 products do n...

K39103040: Kernel vulnerability CVE-2018-18955

Security Advisory Description In the Linux kernel 4.15.x through 4.19.x before 4.19.2, mapwrite in kernel/usernamespace.c allows privilege escalation because it mishandles nested user namespaces with more than 5 UID or GID ranges. A user who has CAPSYSADMIN in an affected user namespace can bypas...

K21548854: zlib vulnerability CVE-2018-25032

Security Advisory Description zlib before 1.2.12 allows memory corruption when deflating i.e., when compressing if the input has many distant matches. CVE-2018-25032 Impact This vulnerability results in corrupted output, which leads to out-of-bound access, corrupting the memory and potentially...

K40582331: Apache HTTP server vulnerability CVE-2022-28615

Security Advisory Description Apache HTTP Server 2.4.53 and earlier may crash or disclose information due to a read beyond bounds in apstrcmpmatch when provided with an extremely large input buffer. While no code distributed with the server can be coerced into such a call, third-party modules or...

K15273: Apache vulnerability CVE-2012-0053

Security Advisory Description protocol.c in the Apache HTTP Server 2.2.x through 2.2.21 does not properly restrict header information during construction of Bad Request aka 400 error documents, which allows remote attackers to obtain the values of HTTPOnly cookies via vectors involving a 1 long o...

K32380005: Linux kernel vulnerability CVE-2019-18282

Security Advisory Description The flowdissector feature in the Linux kernel 4.3 through 5.x before 5.3.10 has a device tracking vulnerability, aka CID-55667441c84f. This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash instead ...

K98009539: PHP/PCRE vulnerability CVE-2016-1283

Security Advisory Description The pcrecompile2 function in pcrecompile.c in PCRE 8.38 mishandles the /?:F?+?:^?Ra+"99-?J?R?R?RR?R\97?J?J?R?R\99|:?|?R\kR|?RHRRHR/ pattern and related patterns with named subgroups, which allows remote attackers to cause a denial of service heap-based buffer...

K52559937: Overview of NGINX vulnerabilities (May 2021)

Security Advisory Description On May 25, 2021, NGINX announced the following security issues. This document is intended to serve as an overview of these vulnerabilities to help determine the impact to your NGINX systems. The details of each issue can be found in the associated Security Advisory...

SOL35799130 - Multiple PHP vulnerabilities

Vulnerability Recommended Actions 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...

K15850913: PHP vulnerability CVE-2016-6290

Security Advisory Description ext/session/session.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 does not properly maintain a certain hash data structure, which allows remote attackers to cause a denial of service use-after-free or possibly have unspecified other impact via...

K50974556: Overview of F5 vulnerabilities (August 2021)

Security Advisory Description On August 24, 2021, F5 announced the following security issues. This document is intended to serve as an overview of these vulnerabilities and security exposures to help determine the impact to your F5 devices. You can find the details of each issue in the associated...

K67175700: Apache vulnerabilities CVE-2020-9490, CVE-2020-11984, CVE-2020-11993

Security Advisory Description CVE-2020-9490 Apache HTTP Server versions 2.4.20 to 2.4.43. A specially crafted value for the 'Cache-Digest' header in a HTTP/2 request would result in a crash when the server actually tries to HTTP/2 PUSH a resource afterwards. Configuring the HTTP/2 feature via...

K51025324: Apache Tomcat 7.x vulnerabilities CVE-2015-5346, CVE-2015-5351, and CVE-2016-0763

Security Advisory Description CVE-2015-5346 Session fixation vulnerability in Apache Tomcat 7.x before 7.0.66, 8.x before 8.0.30, and 9.x before 9.0.0.M2, when different session settings are used for deployments of multiple versions of the same web application, might allow remote attackers to...

SOL98009539 - PHP/PCRE vulnerability CVE-2016-1283

Vulnerability Recommended Actions 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...

SOL07538415 - Multiple OpenSSL vulnerabilities

Supplemental Information SOL9970: Subscribing to email notifications regarding F5 products SOL9957: Creating a custom RSS feed to view new and updated documents SOL4918: Overview of the F5 critical issue hotfix policy...

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...

K17133899: Multiple Treck TCP/IP stack vulnerabilities

Security Advisory Description CVE-2020-11896 The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling. CVE-2020-11897 The Treck TCP/IP stack before 5.0.1.35 has an Out-of-Bounds Write via multiple malformed IPv6 packets. CVE-2020-11898 The Treck TCP/IP stack...

K23406572: libjpeg vulnerabilities CVE-2016-3616 CVE-2018-11213 CVE-2018-11214 CVE-2018-11813 CVE-2018-14498

Security Advisory Description CVE-2016-3616 The cjpeg utility in libjpeg allows remote attackers to cause a denial of service NULL pointer dereference and application crash or execute arbitrary code via a crafted file. CVE-2018-11213 An issue was discovered in libjpeg 9a. The gettextgrayrow...

K31902105: OpenSSH vulnerability CVE-2016-20012

Security Advisory Description DISPUTED OpenSSH through 8.7 allows remote attackers, who have a suspicion that a certain combination of username and public key is known to an SSH server, to test whether this suspicion is correct. This occurs because a challenge is sent only when that combination...

SOL15935 - NTP vulnerability CVE-2014-9294

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...

SOL15640 - GNU C Library (glibc) vulnerabilities CVE-2014-0475, CVE-2014-5119, CVE-2013-4458

Most ARX components are based on GNU C library code. 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 table does not list any version in the column, then no...

K000160902: Intel UEFI vulnerability CVE-2025-20027

Security Advisory Description Improper input validation in the UEFI WheaERST module for some IntelR reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may...

K24207649: GNU C Library (glibc) vulnerability CVE-2021-3999

Security Advisory Description A flaw was found in glibc. An off-by-one buffer overflow and underflow in getcwd may lead to memory corruption when the size of the buffer is exactly 1. A local attacker who can control the input buffer and size passed to getcwd in a setuid program could use this fla...

K64709522: Multiple Zip Slip vulnerabilities

Security Advisory Description CVE-2018-1002200 plexus-archiver before 3.6.0 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ dot dot slash in an archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'...

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...

K5857: Client certificate check vulnerability in Apache - CVE-2005-2700

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

K86488846: Sudo vulnerability CVE-2021-3156

Security Advisory Description Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character. CVE-2021-3156 Impact A local attacker can exploit the vulnerability to escalate thei...

SOL41103561 - libxml2 vulnerability CVE-2016-4448

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...

K28622040: Python vulnerability CVE-2019-9948

Security Advisory Description urllib in Python 2.x through 2.7.16 supports the localfile: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggering a urllib.urlopen'localfile:///etc/passwd' call. CVE-2019-9948 Impac...

K15498: Multiple PHP vulnerabilities

Security Advisory Description Description CVE-2014-3981 acinclude.m4, as used in the configure script in PHP 5.5.13 and earlier, allows local users to overwrite arbitrary files via a symlink attack on the /tmp/phpglibccheck file. CVE-2014-4049 Heap-based buffer overflow in the phpparserr function...

K38453823: Apache vulnerability CVE-2021-31618

Security Advisory Description Apache HTTP Server protocol handler for the HTTP/2 protocol checks received request headers against the size limitations as configured for the server and used for the HTTP/1 protocol as well. On violation of these restrictions and HTTP response is sent to the client...

K42323475: Linux kernel vulnerability CVE-2021-3444

Security Advisory Description The bpf verifier in the Linux kernel did not properly handle mod32 destination register truncation when the source register was known to be 0. A local attacker with the ability to load bpf programs could use this gain out-of-bounds reads in kernel memory leading to...

K48281956: NFSv2/3 kernel vulnerability CVE-2017-7645

Security Advisory Description The NFSv2/NFSv3 server in the nfsd subsystem in the Linux kernel through 4.10.11 allows remote attackers to cause a denial of service system crash via a long RPC reply, related to net/sunrpc/svc.c, fs/nfsd/nfs3xdr.c, and fs/nfsd/nfsxdr.c. CVE-2017-7645 Impact There i...

K15412203: Linux kernel vulnerability CVE-2017-1000365

Security Advisory Description The Linux Kernel imposes a size restriction on the arguments and environmental strings passed through RLIMITSTACK/RLIMINFINITY 1/4 of the size, but does not take the argument and environment pointers into account, which allows attackers to bypass this limitation. Thi...