openSUSE: Security Advisory for dhcp (openSUSE-SU-2021:1841-1)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

OESA-2021-1226 dhcp security update

The Dynamic Host Configuration Protocol DHCP is a network management protocol used on UDP/IP networks whereby a DHCP server dynamically assigns an IP address and other network configuration parameters to each device on a network so they can communicate with other IP networks. Security Fixes: In I...

RHEL 7 : dhcp (RHSA-2021:2414)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2414 advisory. The Dynamic Host Configuration Protocol DHCP is a protocol that allows individual devices on an IP network to get their own network configuration...

dhcp: stack-based buffer overflow when parsing statements with colon-separated hex digits in config or lease files in dhcpd and dhclient

A flaw was found in the Dynamic Host Configuration Protocol DHCP. There is a discrepancy between the code that handles encapsulated option information in leases transmitted "on the wire" and the code which reads and parses lease information after it has been written to disk storage. This flaw...

Oracle Linux 7 : dhcp (ELSA-2021-2357)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-2357 advisory. - Fix for CVE-2021-25217 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Note that Nessus has not tested...

OPENSUSE-SU-2021:0834-1 Security update for dhcp

This update for dhcp fixes the following issues: - CVE-2021-25217: A buffer overrun in lease file parsing code can be used to exploit a common vulnerability shared by dhcpd and dhclient bsc1186382 This update was imported from the SUSE:SLE-15:Update update project...

[ASA-202106-10] dhclient: arbitrary code execution

Arch Linux Security Advisory ASA-202106-10 ========================================== Severity: High Date : 2021-06-01 CVE-ID : CVE-2021-25217 Package : dhclient Type : arbitrary code execution Remote : Yes Link : https://security.archlinux.org/AVG-2004 Summary ======= The package dhclient before...

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...

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...

ALPINE-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...

CVE-2021-25217

CVE-2021-25217 affects ISC DHCP (DHCP client/server) across multiple branches (notably 4.1-ESV-R16, 4.4.0–4.4.2; other 4.0/4.3 may be affected but untested). The vulnerability is a stack-based buffer overrun in parsing statements with colon-separated hex digits in config or lease files, potential...

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...

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...

Exploit for Out-of-bounds Write in Freebsd

CVE-2020-7461 PoC for DHCP vulnerability NAME:WRECK in FreeB...

CVE-2020-7461

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient8 fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle ...

CVE-2020-7461

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient8 fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle ...

Heap overflow

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient8 fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle ...

CVE-2020-7461

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient8 fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle ...

CVE-2020-7461

CVE-2020-7461 affects FreeBSD dhclient: malformed input for DHCP option 119 triggers a heap overflow, potentially enabling remote code execution. Impact is mitigated by Capsicum sandboxing. Affected versions are FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p...

CVE-2020-15238

Blueman is a GTK+ Bluetooth Manager. In Blueman before 2.1.4, the DhcpClient method of the D-Bus interface to blueman-mechanism is prone to an argument injection vulnerability. The impact highly depends on the system configuration. If Polkit-1 is disabled and for versions lower than 2.0.6, any...