grub2: Integer underflow in grub_net_recv_ip4_packets

A flaw was found in grub2 when handling IPv4 packets. This flaw allows an attacker to craft a malicious packet, triggering an integer underflow in grub code. Consequently, the memory allocation for handling the packet data may be smaller than the size needed. This issue causes an out-of-bands wri...

The vulnerability of the Lightspeed-Plus operating system for Cisco IOS XR routers of the Cisco ASR 9000 family allows a attacker to trigger a service failure.

The vulnerability of the Lightspeed-Plus operating system for Cisco IOS XR routers of the Cisco ASR 9000 family relates to the reading of data beyond the specified buffer. Exploiting this vulnerability can allow a malicious actor to trigger a service failure by sending specially crafted IPv4 or...

CLSA-2022-1649348075 Fix CVE(s): CVE-2021-4189

SECURITY UPDATE: Expose sensitive information - debian/patches/CVE-2021-4189.patch: alters ftplib.FTP class behavior to not trust the IPv4 address sent from the remote server when setting up a passive data channel in resposne in Lib/ftplib.py, Lib/test/testftplib.py. - CVE-2021-4189...

Arista Strata 安全漏洞

Arista Networks Arista Strata is a network switch from Arista Networks. A security vulnerability exists in the Arista Strata that stems from a mismatch in the IP protocol field between a rule in a port's IPv4 access list and a rule on a "vxlan" as a protocol...

CVE-2021-45487

In NetBSD through 9.2, the IPv4 ID generation algorithm does not use appropriate cryptographic measures...

The vulnerability of the IPv4/ICMPv4 protocol stack in the Trace TCP/IP implementation allows a attacker to gain unauthorized access to protected information.

The vulnerability of the IPv4/ICMPv4 protocol stack in the TCP/IP stack is related to the disclosure of information. Exploiting this vulnerability can allow a malicious actor, operating remotely, to gain unauthorized access to protected information...

CVE-2021-1446

A vulnerability in the DNS application layer gateway ALG functionality used by Network Address Translation NAT in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a logic error that occurs when an affected...

The vulnerability of the IPv4 traffic processing service of the StarOS operating system, which allows a hacker to cause a service failure.

The vulnerability of the IPv4 traffic processing service of the StarOS operating system is related to a memory release error. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

CVE-2021-0222

A vulnerability in Juniper Networks Junos OS allows an attacker to cause a Denial of Service DoS to the device by sending certain crafted protocol packets from an adjacent device with invalid payloads to the device. These crafted packets, which should be discarded, are instead replicated and sent...

CVE-2019-8580

Source-routed IPv4 packets were disabled by default. This issue is fixed in AirPort Base Station Firmware Update 7.8.1, AirPort Base Station Firmware Update 7.9.1. Source-routed IPv4 packets may be unexpectedly accepted...

python: DoS via inefficiency in IPv{4,6}Interface classes

A vulnerability was found in the way the ipaddress python module computes hash values in the IPv4Interface and IPv6Interface classes. This flaw allows an attacker to create many dictionary entries, due to the performance of a dictionary containing the IPv4Interface or IPv6Interface objects,...

CVE-2020-11909

The Treck TCP/IP stack before 6.0.1.66 has an IPv4 Integer Underflow...

Linux kernel input validation error vulnerability (CNVD-2019-40470)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. An input validation error vulnerability exists in the net/ipv4/sysctlnetipv4.c file in versions of Linux kernel prior to 5.0.11. The vulnerability stems from a network...

PT-2019-2041 · Cisco · Cisco Ftd +1

Name of the Vulnerable Software and Affected Versions: Cisco Adaptive Security Appliance ASA Software affected versions not specified Cisco Firepower Threat Defense FTD Software affected versions not specified Description: A vulnerability in the Internet Key Exchange Version 2 Mobility and...

The vulnerability of the Network Address Translation implementation in the Cisco IOS operating system allows a hacker to induce a service failure.

The vulnerability of the Network Address Translation 64 NAT64 implementation in Cisco IOS operating systems exists due to errors in the processing of IPv4 packets. Exploiting this vulnerability can allow a remote attacker to cause a system to stop responding or restart the device, resulting in...

Cisco IOS NAT64 Denial of Service Vulnerability

Cisco IOS is the United States Cisco Cisco company's set of operating system developed for its network equipment. A denial of service vulnerability exists in the Network Address Translation 64 NAT64 feature of Cisco IOS, which arises from the program's failure to properly process IPv4 packet...

PT-2019-10115

Name of the Vulnerable Software and Affected Versions: Bitcoin Core versions 0.12.0 through 0.17.1 Bitcoin Knots versions 0.12.0 through 0.17.x before 0.17.1.knots20181229 Description: The issue allows local users to exploit Incorrect Access Control, potentially leading to currency theft. This is...

CVE-2019-0013

The routing protocol daemon RPD process will crash and restart when a specific invalid IPv4 PIM Join packet is received. While RPD restarts after a crash, repeated crashes can result in an extended Denial of Service DoS condition. This issue only affects IPv4 PIM. IPv6 PIM is unaffected by this...

CVE-2019-0005

On EX2300, EX3400, EX4600, QFX3K and QFX5K series, firewall filter configuration cannot perform packet matching on any IPv6 extension headers. This issue may allow IPv6 packets that should have been blocked to be forwarded. IPv4 packet filtering is unaffected by this vulnerability. Affected...

kernel: IP fragments with random offsets allow a remote denial of service (FragmentSmack)

A flaw named FragmentSmack was found in the way the Linux kernel handled reassembly of fragmented IPv4 and IPv6 packets. A remote attacker could use this flaw to trigger time and calculation expensive fragment reassembly algorithm by sending specially crafted packets which could lead to a CPU...