PT-2023-7129 · Cisco · Cisco Firepower Management Center

Name of the Vulnerable Software and Affected Versions: Cisco Firepower Management Center FMC Software affected versions not specified Description: The issue is related to a lack of rate-limiting of requests sent to a specific API related to an FMC log, which could allow an unauthenticated, remote...

kernel: remote DoS in TIPC kernel module

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipclinkxmit hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization...

kernel: remote DoS in TIPC kernel module

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipclinkxmit hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization...

GHSA-HM9V-VJ3R-R55M PyPDF2 vulnerable to possible Infinite Loop when reading malformed objects

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This infinite loop blocks the current process and can utilize a single core of the CPU by 100%. It does not affect memory usage. That is, for example, the case if the user extracted metadata from such ...

DEBIAN-CVE-2023-1206

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6...

AZL-27382 CVE-2023-1206 affecting package kernel for versions less than 5.15.126.1-1

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6...

8Base Ransomware Spikes in Activity, Threatens U.S. and Brazilian Businesses

A ransomware threat called 8Base that has been operating under the radar for over a year has been attributed to a "massive spike in activity" in May and June 2023. "The group utilizes encryption paired with 'name-and-shame' techniques to compel their victims to pay their ransoms," VMware Carbon...

Security Bulletin: IBM Sterling Partner Engagement Manager is vulnerable to denial of service due to org.glassfish.jersey.core_jersey-common

Summary IBM Sterling Partner Engagement Manager has addressed vulnerability mentioned in CVE by updating to latest versions of libraries. Vulnerability Details IBM X-Force ID: 230016 DESCRIPTION: Eclipse Jetty is vulnerable to a denial of service, caused by an error related to some of the...

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS : nghttp2 vulnerability (USN-6142-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-6142-1 advisory. Gal Goldshtein discovered that nghttp2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a...

kernel: remote DoS in TIPC kernel module

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipclinkxmit hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization...

kernel: ICMPv6 “Packet Too Big” packets force a DoS of the Linux kernel by forcing 100% CPU

A flaw in the routing table size was found in the ICMPv6 handling of "Packet Too Big". The size of the routing table is regulated by periodic garbage collection. However, with "Packet Too Big Messages" it is possible to exceed the routing table size and garbage collector threshold. A user located...

mike-spike-froidl.de Cross Site Scripting vulnerability OBB-3265442

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipc_link_xmit() hits an unknown state while attempting to parse SKBs which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization for the system to instantly spike to 100% causing a denial of service condition.

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DEBIAN-CVE-2023-1390

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipclinkxmit hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization...

UBUNTU-CVE-2023-1390

A remote denial of service vulnerability was found in the Linux kernel’s TIPC kernel module. The while loop in tipclinkxmit hits an unknown state while attempting to parse SKBs, which are not in the queue. Sending two small UDP packets to a system with a UDP bearer results in the CPU utilization...

K25165813: BIG-IP SSL connection Alert Timeout security exposure

Security Advisory Description The mitigation for K41515225: BIG-IP SSL connection security exposure may not work in all conditions. If after applying the workaround in K41515225: BIG-IP SSL connection security exposure, setting the Alert Timeout to its minimum value of 1 second, you continue to...

SUSE CVE-2017-5637

Two four letter word commands "wchp/wchc" are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client requests. Apache ZooKeeper thru version 3.4.9 and 3.5.2 suffer from this issue, fixed in 3.4.10,...

SUSE CVE-2020-11996

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become...

MEV: Operator can bribe miner and steal honest operator's bond amount if gas price went high

Lines of code Vulnerability details Description Operators in Holograph do their job by calling executeJob with the bridged in bytes from source chain. If the primary job operator did not execute the job during his allocated block slot, he is punished by taking a single bond amount and transfer it...

HIGH: Honest operator can lose their bonded amount although gas price was unacceptable during their slot

Lines of code Vulnerability details Description Operators in Holograph do their job by calling executeJob with the bridged in bytes from source chain. If the primary job operator did not execute the job during his allocated block slot, he is punished by taking a single bond amount and transfer it...