CVE-2023-35847

VirtualSquare picoTCP aka PicoTCP-NG through 2.1 does not have an MSS lower bound e.g., it could be zero...

CVE-2023-35847

VirtualSquare picoTCP aka PicoTCP-NG through 2.1 does not have an MSS lower bound e.g., it could be zero...

CVE-2023-34100

Contiki-NG is an open-source, cross-platform operating system for IoT devices. When reading the TCP MSS option value from an incoming packet, the Contiki-NG OS does not verify that certain buffer indices to read from are within the bounds of the IPv6 packet buffer, uipbuf. In particular, there is...

CVE-2023-34100 Out-of-Bounds Read in contiki-ng

Contiki-NG is an open-source, cross-platform operating system for IoT devices. When reading the TCP MSS option value from an incoming packet, the Contiki-NG OS does not verify that certain buffer indices to read from are within the bounds of the IPv6 packet buffer, uipbuf. In particular, there is...

CVE-2023-34100

Contiki-NG vulnerability CVE-2023-34100 causes a 2-byte out-of-bounds read in the IPv6/TCP MSS handling (uip6.c) when reading the MSS option, due to unsafe buffer indexing in uip_buf. The issue is triggered by indexing UIP_IPTCPH_LEN + 2 + c and UIP_IPTCPH_LEN + 3 + c beyond available data. Conti...

CVE-2023-34100 Out-of-Bounds Read in contiki-ng

Contiki-NG is an open-source, cross-platform operating system for IoT devices. When reading the TCP MSS option value from an incoming packet, the Contiki-NG OS does not verify that certain buffer indices to read from are within the bounds of the IPv6 packet buffer, uipbuf. In particular, there is...

CVE-2023-34100 Out-of-Bounds Read in contiki-ng

Contiki-NG is an open-source, cross-platform operating system for IoT devices. When reading the TCP MSS option value from an incoming packet, the Contiki-NG OS does not verify that certain buffer indices to read from are within the bounds of the IPv6 packet buffer, uipbuf. In particular, there is...

kernel: tcp: Fix data-races around sysctl_tcp_min_snd_mss.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpminsndmss. While reading sysctltcpminsndmss, it can be changed concurrently. Thus, we need to add READONCE to its readers...

K35421172: Excess resource consumption due to low MSS values vulnerability CVE-2019-11479

Security Advisory Description Jonathan Looney discovered that the Linux kernel default MSS is hard-coded to 48 bytes. This allows a remote peer to fragment TCP resend queues significantly more than if a larger MSS were enforced. A remote attacker could use this to cause a denial of service. This...

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...

SUSE CVE-2017-18017

The tcpmssmanglepacket function in net/netfilter/xtTCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service use-after-free and memory corruption or possibly have unspecified other impact by leveraging the presence of xtTCPMSS in an...

kernel: remoteproc: qcom_q6v5_mss: Fix some leaks in q6v5_alloc_memory_region

A flaw was found in the qcomq6v5mss module in the Linux kernel. A memory leak can occur when allocated memory is not released in certain error cases, potentially impacting system performance and resulting in a denial of service...

CVE-2022-37025

CVE-2022-37025 affects McAfee Security Scan Plus (MSS+) prior to 4.1.262.1. The vulnerability is described as improper privilege management that could let a local user modify a configuration file and perform a LOLBin (Living off the Land) attack, enabling elevated permissions and potential arbitr...

Chinese Hacker Groups Continue to Target Indian Power Grid Assets

China-linked adversaries have been attributed to an ongoing onslaught against Indian power grid organizations, one year after a concerted campaign targeting critical infrastructure in the country came to light. Most of the intrusions involved a modular backdoor named ShadowPad, according to...

Limelighter - A Tool For Generating Fake Code Signing Certificates Or Signing Real Ones

A tool which creates a spoof code signing certificates and sign binaries and DLL files to help evade EDR products and avoid MSS and sock scruitney. LimeLighter can also use valid code signing certificates to sign files. Limelighter can use a fully qualified domain name such as acme.com...

Learning how MTU and MSS work is key to using DDoS Protection as a Service

Maximum Transmit Unit MTU and Maximum Segment Size MSS are two important terms you should be familiar with when venturing into the world of networking, especially if you are working with GRE and IPSEC tunnels. And if you are looking to use DDoS Protection as a service, you will need to know how M...

Tactics, Techniques, and Procedures of Indicted APT40 Actors Associated with China’s MSS Hainan State Security Department

Summary This Joint Cybersecurity Advisory was written by the Federal Bureau of Investigation FBI and the Cybersecurity and Infrastructure Security Agency CISA to provide information on a Chinese Advanced Persistent Threat APT group known in open-source reporting as APT40. This advisory provides...

US and Global Allies Accuse China of Massive Microsoft Exchange Attack

The U.S. government and its key allies, including the European Union, the U.K., and NATO, formally attributed the massive cyberattack against Microsoft Exchange email servers to state-sponsored hacking crews working affiliated with the People's Republic of China's Ministry of State Security MSS. ...

U.S. Government Releases Indictment and Several Advisories Detailing Chinese Cyber Threat Activity

CISA, the Federal Bureau of Investigation FBI, and the National Security Agency NSA have observed increasingly sophisticated Chinese state-sponsored activity targeting U.S. political, economic, military, educational, and critical infrastructure personnel and organizations. In response: The White...

Information Disclosure Vulnerability in MSS Streaming Media Server of Suzhou Kodak Technology Co.

Ltd. is a leading provider of video and security products and solutions, committed to video conferencing, video surveillance and a wealth of video application solutions to help all kinds of government and enterprise customers to improve communication and management efficiency. An information...