BIG-IP AFM & PEM Security Vulnerabilities

CVE-2021-47555 net: vlan: fix underflow for the real_dev refcnt

In the Linux kernel, the following vulnerability has been resolved: net: vlan: fix underflow for the real_dev refcnt Inject error before dev_hold(real_dev) in register_vlan_dev(), and execute the following testcase: ip link add dev dummy1 type dummy ip link add name dummy1.100 link dummy1 type...

CVE-2021-47546 ipv6: fix memory leak in fib6_rule_suppress

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix memory leak in fib6_rule_suppress The kernel leaks memory when a fib rule is present in IPv6 nftables firewall rules and a suppress_prefix rule is present in the IPv6 routing rules (used by certain tools such as...

CVE-2021-47564

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix double free issue on err path fix error path handling in prestera_bridge_port_join() that cases prestera driver to crash (see below). Trace: Internal error: Oops: 96000044 [#1] SMP Modules linked in:...

F5 Networks BIG-IP : Apache HTTPD vulnerability (K000139764)

The version of F5 Networks BIG-IP installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the K000139764 advisory. Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split...

idm:DL1 security update

bind-dyndb-ldap [11.6-4] - Modify empty zone conflicts under exclusive mode Resolves: rhbz#2126877 [11.6-3] - Rebuild against bind 9.11.36 - Resolves: rhbz#2022762 [11.6-2] - Rebuild against bind 9.11.26 - Resolves: rhbz#1904612 [11.6-1] - New upstream release - Resolves: rhbz#1891735 [11.3-1] -...

CVE-2021-47546

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix memory leak in fib6_rule_suppress The kernel leaks memory when a fib rule is present in IPv6 nftables firewall rules and a suppress_prefix rule is present in the IPv6 routing rules (used by certain tools such as...

F5 Networks BIG-IP : Libexpat vulnerability (K000139525)

The version of F5 Networks BIG-IP installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the K000139525 advisory. In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in ...

perl:5.32 security update

perl-Algorithm-Diff perl-Archive-Tar perl-Archive-Zip perl-autodie perl-bignum perl-Carp perl-Compress-Bzip2 perl-Compress-Raw-Bzip2 perl-Compress-Raw-Lzma perl-Compress-Raw-Zlib [2.096-2] - Fix test broken by update in zlib on s390x - Related: RHEL-16371 perl-Config-Perl-V perl-constant...

CVE-2021-47558

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Disable Tx queues when reconfiguring the interface The Tx queues were not disabled in situations where the driver needed to stop the interface to apply a new configuration. This could result in a kernel panic when...

CVE-2021-47572

In the Linux kernel, the following vulnerability has been resolved: net: nexthop: fix null pointer dereference when IPv6 is not enabled When we try to add an IPv6 nexthop and IPv6 is not enabled (!CONFIG_IPV6) we'll hit a NULL pointer dereference[1] in the error path of nh_create_ipv6() due to...

K000139764: Apache HTTPD vulnerability CVE-2023-38709

Security Advisory Description Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split HTTP responses. This issue affects Apache HTTP Server: through 2.4.58. (CVE-2023-38709) Impact This vulnerability allows malicious or exploitable...

CVE-2021-47555

In the Linux kernel, the following vulnerability has been resolved: net: vlan: fix underflow for the real_dev refcnt Inject error before dev_hold(real_dev) in register_vlan_dev(), and execute the following testcase: ip link add dev dummy1 type dummy ip link add name dummy1.100 link dummy1 type...

Stark Industries Solutions: An Iron Hammer in the Cloud

The homepage of Stark Industries Solutions. Two weeks before Russia invaded Ukraine in February 2022, a large, mysterious new Internet hosting firm called Stark Industries Solutions materialized and quickly became the epicenter of massive distributed denial-of-service (DDoS) attacks on government.....

Silverstripe Hostname, IP and Protocol Spoofing through HTTP Headers

In it's default configuration, SilverStripe trusts all originating IPs to include HTTP headers for Hostname, IP and Protocol. This enables reverse proxies to forward requests while still retaining the original request information. Trusted IPs can be limited via the SS_TRUSTED_PROXY_IPS constant....

Silverstripe Hostname, IP and Protocol Spoofing through HTTP Headers

In it's default configuration, SilverStripe trusts all originating IPs to include HTTP headers for Hostname, IP and Protocol. This enables reverse proxies to forward requests while still retaining the original request information. Trusted IPs can be limited via the SS_TRUSTED_PROXY_IPS constant....

CVE-2021-47293

In the Linux kernel, the following vulnerability has been resolved: net/sched: act_skbmod: Skip non-Ethernet packets Currently tcf_skbmod_act() assumes that packets use Ethernet as their L2 protocol, which is not always the case. As an example, for CAN devices: $ ip link add dev vcan0 type vcan $.....

CVE-2021-47276

In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not blindly read the ip address in ftrace_bug() It was reported that a bug on arm64 caused a bad ip address to be used for updating into a nop in ftrace_init(), but the error path (rightfully) returned -EINVAL and not...

CVE-2021-47266

In the Linux kernel, the following vulnerability has been resolved: RDMA/ipoib: Fix warning caused by destroying non-initial netns After the commit 5ce2dced8e95 ("RDMA/ipoib: Set rtnl_link_ops for ipoib interfaces"), if the IPoIB device is moved to non-initial netns, destroying that netns lets the....

CVE-2024-4978: Backdoored Justice AV Solutions Viewer Software Used in Apparent Supply Chain Attack

The following Rapid7 team members contributed to this blog: Ipek Solak, Thomas Elkins, Evan McCann, Matthew Smith, Jake McMahon, Tyler McGraw, Ryan Emmons, Stephen Fewer, and John Fenninger Overview Justice AV Solutions (JAVS) is a U.S.-based company specializing in digital audio-visual recording.....

Go-Secdump - Tool To Remotely Dump Secrets From The Windows Registry

Package go-secdump is a tool built to remotely extract hashes from the SAM registry hive as well as LSA secrets and cached hashes from the SECURITY hive without any remote agent and without touching disk. The tool is built on top of the library go-smb and use it to communicate with the Windows...

ShrinkLocker: Turning BitLocker into ransomware

Introduction Attackers always find creative ways to bypass defensive features and accomplish their goals. This can be done with packers, crypters, and code obfuscation. However, one of the best ways of evading detection, as well as maximizing compatibility, is to use the operating system's own...

CVE-2023-52828

In the Linux kernel, the following vulnerability has been resolved: bpf: Detect IP == ksym.end as part of BPF program Now that bpf_throw kfunc is the first such call instruction that has noreturn semantics within the verifier, this also kicks in dead code elimination in unprecedented ways. For...

CVE-2023-52780

In the Linux kernel, the following vulnerability has been resolved: net: mvneta: fix calls to page_pool_get_stats Calling page_pool_get_stats in the mvneta driver without checks leads to kernel crashes. First the page pool is only available if the bm is not used. The page pool is also not...

CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks net/netfilter/nf_tables_api.c:230...

A journey into forgotten Null Session and MS-RPC interfaces

A journey into forgotten Null Session and MS-RPC interfaces (PDF) It has been almost 24 years since the null session vulnerability was discovered. Back then, it was possible to access SMB named pipes using empty credentials and collect domain information. Most often, attackers leveraged null...

Apache Tomcat 8.5.0 < 8.5.51 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 8.5.51. It is, therefore, affected by multiple vulnerabilities as referenced in the fixed_in_apache_tomcat_8.5.51_security-8 advisory. When using the Apache JServ Protocol (AJP), care must be taken when trusting incoming connections...

RHEL 8 : perl:5.32 (RHSA-2024:3128)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:3128 advisory. Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): *...

Apache Tomcat 7.0.0 < 7.0.100 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 7.0.100. It is, therefore, affected by multiple vulnerabilities as referenced in the fixed_in_apache_tomcat_7.0.100_security-7 advisory. When using the Apache JServ Protocol (AJP), care must be taken when trusting incoming connections.....

RHEL 8 : traceroute (RHSA-2024:3211)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2024:3211 advisory. The traceroute utility displays the route used by IP packets on their way to a specified network (or Internet) host. Security Fix(es): *...

RHEL 8 : frr (RHSA-2024:2981)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:2981 advisory. FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP,...

kernel security, bug fix, and enhancement update

[4.18.0-553.OL8] - Update Oracle Linux certificates (Kevin Lyons) - Disable signing for aarch64 (Ilya Okomin) - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237] - Update x509.genkey [Orabug: 24817676] - Conflict with...

RHEL 8 : bind and dhcp (RHSA-2024:3271)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:3271 advisory. The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named);.....

USN-6733-1: GnuTLS vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 22.04 Description It was discovered that GnuTLS had a timing side-channel when performing certain ECDSA operations. A remote attacker could possibly use this issue to recover sensitive information. (CVE-2024-28834) It was...

TotalCloud Insights: Uncovering the Hidden Dangers in Google Cloud Dataproc

Summary The Apache Hadoop Distributed File System (HDFS) can be vulnerable to data compromise when a Compute Engine cluster is in a public-facing virtual private cloud (VPC) or shares the VPC with other Compute Engine instances. Google Cloud Platform (GCP) provides a default VPC called 'default.'.....

Criminal IP: Enhancing Security Solutions through AWS Marketplace Integration

By Cyber Newswire AI SPERA, a leader in Cyber Threat Intelligence (CTI) solutions, announced today that its proprietary search engine, Criminal… This is a post from HackRead.com Read the original post: Criminal IP: Enhancing Security Solutions through AWS Marketplace...

Above - Invisible Network Protocol Sniffer

Invisible protocol sniffer for finding vulnerabilities in the network. Designed for pentesters and security engineers. Above: Invisible network protocol sniffer Designed for pentesters and security engineers Author: Magama Bazarov, &lt;[email protected]&gt; Pseudonym: Caster Version: 2.6 ...

From trust to trickery: Brand impersonation over the email attack vector

Cisco recently developed and released a new feature to detect brand impersonation in emails when adversaries pretend to be a legitimate corporation. Talos has discovered a wide range of techniques threat actors use to embed and deliver brand logos via emails to their victims. Talos is providing...

CVE-2021-47340

In the Linux kernel, the following vulnerability has been resolved: jfs: fix GPF in diFree Avoid passing inode with JFS_SBI(inode-&gt;i_sb)-&gt;ipimap == NULL to diFree()[1]. GFP will appear: struct inode ipimap = JFS_SBI(ip-&gt;i_sb)-&gt;ipimap; struct inomap imap = JFS_IP(ipimap)-&gt;i_imap; JFS_...

CVE-2021-47349

In the Linux kernel, the following vulnerability has been resolved: mwifiex: bring down link before deleting interface We can deadlock when rmmod'ing the driver or going through firmware reset, because the cfg80211_unregister_wdev() has to bring down the link for us, ... which then grab the same...

(RHSA-2024:3271) Important: bind and dhcp security update

The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly. The...

CVE-2021-47371

In the Linux kernel, the following vulnerability has been resolved: nexthop: Fix memory leaks in nexthop notification chain listeners syzkaller discovered memory leaks [1] that can be reduced to the following commands: # ip nexthop add id 1 blackhole # devlink dev reload pci/0000:06:00.0 As part...

CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks net/netfilter/nf_tables_api.c:230...

CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks net/netfilter/nf_tables_api.c:230...

CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks...

(RHSA-2024:3211) Moderate: traceroute security update

The traceroute utility displays the route used by IP packets on their way to a specified network (or Internet) host. Security Fix(es): traceroute: improper command line parsing (CVE-2023-46316) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and...

(RHSA-2024:3128) Moderate: perl:5.32 security update

Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): perl: Write past buffer end via illegal user-defined Unicode property (CVE-2023-47038) For more details about the security issue(s), including the impact, a...

(RHSA-2024:2981) Moderate: frr security update

FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD. Security Fix(es): frr: missing length check in bgp_attr_psid_sub() can lead do DoS (CVE-2023-31490) frr: processes invalid NLRIs if...

CVE-2021-47452 netfilter: nf_tables: skip netdev events generated on netns removal

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks net/netfilter/nf_tables_api.c:230...

CVE-2021-47452 netfilter: nf_tables: skip netdev events generated on netns removal

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: skip netdev events generated on netns removal syzbot reported following (harmless) WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nft_netdev_unregister_hooks net/netfilter/nf_tables_api.c:230...

Moderate: traceroute security update

The traceroute utility displays the route used by IP packets on their way to a specified network (or Internet) host. Security Fix(es): traceroute: improper command line parsing (CVE-2023-46316) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and...