Vulnerability fixed in DHCP

A vulnerability has been fixed in DHCP. The vulnerability allows a remote malicious party to cause a denial-of-service. cause. ISC has released updates to fix the vulnerability. More information can be found on the page below: https://kb.isc.org/docs/cve-2021-25217 -= Ubuntu =- Canonical has made...

USN-4969-2 isc-dhcp vulnerability

USN-4969-1 fixed a vulnerability in DHCP. This update provides the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM. Original advisory details: Jon Franklin and Pawel Wieczorkiewicz discovered that DHCP incorrectly handled lease file parsing. A remote attacker could possibly use this issue...

USN-4969-1 isc-dhcp vulnerability

Jon Franklin and Pawel Wieczorkiewicz discovered that DHCP incorrectly handled lease file parsing. A remote attacker could possibly use this issue to cause DHCP to crash, resulting in a denial of service...

ISC DHCP 缓冲区错误漏洞

ISC DHCP is a suite of open source Dynamic Host Configuration Protocol server software from ISC Corporation. ISC DHCP suffers from a buffer error vulnerability that stems from a program that may cause dhclient to crash when reading an incorrect lease, which could lead to network connectivity issu...

UBUNTU-CVE-2021-25217

In ISC DHCP 4.1-ESV-R1 - 4.1-ESV-R16, ISC DHCP 4.4.0 - 4.4.2 Other branches of ISC DHCP i.e., releases in the 4.0.x series or lower and releases in the 4.3.x series are beyond their End-of-Life EOL and no longer supported by ISC. From inspection it is clear that the defect is also present in...

DEBIAN-CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

UBUNTU-CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server...

systemd 安全漏洞

systemd is a Linux-based system and service manager from the individual developer Lennart Poettering in Germany. The product is compatible with SysV and LSB startup scripts and provides a framework for representing dependencies between system services. A security vulnerability exists in systemd d...

foreman: world-readable OMAPI secret through the ISC DHCP server

A flaw was found in Red Hat Satellite, which allows a privileged attacker to read OMAPI secrets through the ISC DHCP of Smart-Proxy. This flaw allows an attacker to gain control of DHCP records from the network. The highest threat from this vulnerability is to system availability...

The vulnerability of DHCP option 119 on FreeBSD operating systems allows a perpetrator to execute arbitrary code.

The vulnerability of DHCP option 119 in FreeBSD operating systems is related to writing beyond the buffer boundaries in memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

Wind River VxWorks 缓冲区错误漏洞

Wind River VxWorks is an operating system from Wind River, Inc. the industry-leading real-time operating system for building embedded devices and systems. A security vulnerability exists in Wind River VxWorks version 6.8 that could lead to a dhcp server stack overflow...

The vulnerability of the DCHP server configuration of Netgear ProSafe Plus JGS516PE and ProSAFE Plus GS116Ev2 network devices allows a hacker to cause a service failure.

The vulnerability of the DCHP configuration of Netgear ProSafe Plus JGS516PE and ProSAFE Plus GS116Ev2 networking devices relates to insufficient cleaning of special elements in the output data used by the incoming component. Exploiting this vulnerability can allow a malicious actor to trigger...

The vulnerability of the DHCPv6 protocol implementation in the Trace TCP/IP stack allows a attacker to cause a service failure.

The vulnerability of the DHCPv6 protocol implementation in the Trace TCP/IP stack is related to insufficient validation of input data. Exploiting this vulnerability can allow a remote attacker to cause service failures...

Netgear NETGEAR JGS516PE 注入漏洞

The NETGEAR JGS516PE/GS116Ev2 is a 16-port Gigabit Smart Managed Plus switch. A security vulnerability exists in the NETGEAR JGS516PE/GS116Ev2 version 2.6.0.43. An attacker can exploit the vulnerability to force multiple DHCP requests or disable them, potentially resulting in a denial of service...

The vulnerability of the gdhcp component of the Connman connection controller allows a hacker to exploit it to disclose protected information.

The vulnerability of the gdhcp component in the Connman connection controller is related to a memory release error. Exploiting this vulnerability could allow a remote attacker to disclose sensitive information that is protected by this security mechanism...

The vulnerability of the Junos operating system, related to the operation of data out of the buffer in memory, allows a attacker to cause a service failure.

The vulnerability of the Junos operating system is related to the operation of data out of the buffer in memory. Exploiting this vulnerability allows a malicious actor to trigger a service failure using specially crafted DHCP packets...

Important: Red Hat Security Advisory: dnsmasq security update

An update for dnsmasq is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

CVE-2021-0217

A vulnerability in processing of certain DHCP packets from adjacent clients on EX Series and QFX Series switches running Juniper Networks Junos OS with DHCP local/relay server configured may lead to exhaustion of DMA memory causing a Denial of Service DoS. Over time, exploitation of this...

CVE-2020-1866

There is an out-of-bounds read vulnerability in several products. The software reads data past the end of the intended buffer when parsing certain crafted DHCP messages. Successful exploit could cause certain service abnormal. Affected product versions include:NIP6800 versions...

CVE-2020-27338

An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the DHCPv6 client component allows an unauthenticated remote attacker to cause an Out of Bounds Read, and possibly a Denial of Service via adjacent network access...