SUSE-SU-2021:1763-1 Security update for curl

This update for curl fixes the following issues: - CVE-2021-22898: Fixed curl TELNET stack contents disclosure bsc1186114. - Allow partial chain verification jscSLE-17956 Have intermediate certificates in the trust store be treated as trust-anchors, in the same way as self-signed root CA...

CVE-2021-22898

A flaw was found in the way curl handled telnet protocol option for sending environment variables, which could lead to sending of uninitialized data from a stack-based buffer to the server. This issue leads to potentially revealing sensitive internal information to the server using a clear-text...

TELNET stack contents disclosure

curl supports the -t command line option, known as CURLOPTTELNETOPTIONS in libcurl. This rarely used option is used to send variable=content pairs to TELNET servers. Due to flaw in the option parser for sending NEWENV variables, libcurl could be made to pass on uninitialized data from a stack bas...

CURL-CVE-2021-22898 TELNET stack contents disclosure

curl supports the -t command line option, known as CURLOPTTELNETOPTIONS in libcurl. This rarely used option is used to send variable=content pairs to TELNET servers. Due to flaw in the option parser for sending NEWENV variables, libcurl could be made to pass on uninitialized data from a stack bas...

UBUNTU-CVE-2021-22898

curl 7.7 through 7.76.1 suffers from an information disclosure when the -t command line option, known as CURLOPTTELNETOPTIONS in libcurl, is used to send variable=content pairs to TELNET servers. Due to a flaw in the option parser for sending NEWENV variables, libcurl could be made to pass on...

Unauthorized Access Vulnerability in HG220G-U of China United Network Communications Group Limited

HG220G-U is a fiber optic cat from China United Network Communications Group Co. An unauthorized access vulnerability exists in the China United Network Communications Group Limited HG220G-U, which can be exploited by an attacker to unauthorizedly open a telnet service by constructing a specific...

Advantech BB-ESWGP506-2SFP-T Use of Hard-coded Credentials Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech BB-ESWGP506-2SFP-T industrial switches. Authentication is not required to exploit this vulnerability. The specific flaw exists within the telnet service, which listens on TCP port 23 by...

The vulnerability of the serial interface converters NPort IA5150A/IA5250A, IA5450A lies in the lack of protection for transmitted data. This allows attackers to gain unauthorized access to protected information through Telnet connections.

The vulnerability of the serial interface converters NPort IA5150A/IA5250A, IA5450A lies in the lack of protection for transmitted data. Exploiting this vulnerability can allow an intruder to gain unauthorized access to protected information through Telnet connections...

CVE-2021-23850

A specially crafted TCP/IP packet may cause a camera recovery image telnet interface to crash. It may also cause a buffer overflow which could enable remote code execution. The recovery image can only be booted with administrative rights or with physical access to the camera and allows the upload...

Moxa NPort Detection Consolidation

Consolidation of Moxa NPort device detections. SPDX-FileCopyrightText: 2021 Greenbone AG 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-only include"pluginfeedinfo.inc"; if description...

telnet bug fix and enhancement update

An update is available for telnet. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky Enterprise...

telnet bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

ALBA-2021:1799 telnet bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

CVE-2021-27342

An authentication brute-force protection mechanism bypass in telnetd in D-Link Router model DIR-842 firmware version 3.0.2 allows a remote attacker to circumvent the anti-brute-force cool-down delay period via a timing-based side-channel attack...

CVE-2021-27342

An authentication brute-force protection mechanism bypass in telnetd in D-Link Router model DIR-842 firmware version 3.0.2 allows a remote attacker to circumvent the anti-brute-force cool-down delay period via a timing-based side-channel attack...

Rapid7's 2021 ICER Takeaways: High-Risk Services Among the Fortune 500

This blog post covers key takeaways from our 2021 Industry Cyber-Exposure Report ICER: Fortune 500. Original analysis for these findings was conducted by Tom Sellers. There are certain services that are generally considered to be high-risk when found available on the public internet. As an exampl...

CVE-2020-27184

The NPort IA5000A Series devices use Telnet as one of the network device management services. Telnet does not support the encryption of client-server communications, making it vulnerable to Man-in-the-Middle attacks...

CVE-2020-27184

The NPort IA5000A Series devices use Telnet as one of the network device management services. Telnet does not support the encryption of client-server communications, making it vulnerable to Man-in-the-Middle attacks...

CVE-2020-27184

The NPort IA5000A Series devices use Telnet as one of the network device management services. Telnet does not support the encryption of client-server communications, making it vulnerable to Man-in-the-Middle attacks...

Code injection

The NPort IA5000A Series devices use Telnet as one of the network device management services. Telnet does not support the encryption of client-server communications, making it vulnerable to Man-in-the-Middle attacks...