New OpenSSH Vulnerability Exposes Linux Systems to Remote Command Injection

Details have emerged about a now-patched flaw in OpenSSH that could be potentially exploited to run arbitrary commands remotely on compromised hosts under specific conditions. "This vulnerability allows a remote attacker to potentially execute arbitrary commands on vulnerable OpenSSH's forwarded...

libssh security update

An update is available for libssh. 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 libssh is a library which implements the SSH protocol. It can be used to...

RLSA-2023:3839 Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: NULL pointer dereference during rekeying with algorithm guessing CVE-2023-1667 libssh: authorization bypass in pkiverifydatasignature CVE-2023-2283 For more...

Moderate: Red Hat Security Advisory: libssh security update

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

Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: NULL pointer dereference during rekeying with algorithm guessing CVE-2023-1667 libssh: authorization bypass in pkiverifydatasignature CVE-2023-2283 For more...

Moderate: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2023:2645 Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: the functions orderhostkeyalgs and listhostkeytypes leads to double-free vulnerabili...

Security Bulletin: Vulnerability in SSH protocols affects IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem products (CVE-2008-5161)

Summary A vulnerability in the SSH protocol affects IBM SAN Volume Controller, IBM Storwize V7000, V5000, V3700 and V3500, IBM Spectrum Virtualize Software, IBM Spectrum Virtualize for Public Cloud and IBM FlashSystem V9000 and 9100 family products. Vulnerability Details CVEID: CVE-2008-5161...

OpenSSH bug fix and enhancement update

An update is available for openssh. 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 OpenSSH is an SSH protocol implementation supported by a number of Linux, UNI...

K21531693: libssh2 vulnerability CVE-2016-0787

Security Advisory Description The diffiehellmansha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."...

K14609: OpenSSH vulnerability CVE-2008-5161

Security Advisory Description Error handling in the SSH protocol in 1 SSH Tectia Client and Server and Connector 4.0 through 4.4.11, 5.0 through 5.2.4, and 5.3 through 5.3.8; Client and Server and ConnectSecure 6.0 through 6.0.4; Server for Linux on IBM System z 6.0.4; Server for IBM z/OS 5.5.1 a...

SUSE CVE-2004-0411

The URI handlers in Konqueror for KDE 3.2.2 and earlier do not properly filter "-" characters that begin a hostname in a 1 telnet, 2 rlogin, 3 ssh, or 4 mailto URI, which allows remote attackers to manipulate the options that are passed to the associated programs, possibly to read arbitrary files...

SUSE CVE-2016-0739

libssh before 0.7.3 improperly truncates ephemeral secrets generated for the 1 diffie-hellman-group1 and 2 diffie-hellman-group14 key exchange methods to 128 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes...

SUSE CVE-2019-3861

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory...

SUSE CVE-2019-17498

In libssh2 v1.9.0 and earlier versions, the SSHMSGDISCONNECT logic in packet.c has an integer overflow in a bounds check, enabling an attacker to specify an arbitrary out-of-bounds offset for a subsequent memory read. A crafted SSH server may be able to disclose sensitive information or cause a...

ssh whoami.filippo.io

I updated the whoami.filippo.io dataset over the holidays, so it should be pretty accurate at least for a little while. If you already know what Im talking about, below are some tidbits about how I fetched the new dataset and how its stored. If you dont, stop reading, and run this. Ill wait. $ ss...

KmsdBot Cryptominer Targets the Gaming Industry

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary KmsdBot is Golang-based malware that leverages the Secure Shell SSH cryptographic protocol to obtain access to targeted systems to mine cryptocurrencies and carry out distributed denial-of-service DDoS...

The vulnerability of the `kex_method_diffie_hellman_group_exchange_sha256_key_exchange` function in the `kex.c` component of the SSH2 protocol implementation library Libssh2 allows a attacker to access confidential data and also trigger a denial-of-service attack.

The vulnerability of the kexmethoddiffiehellmangroupexchangesha256keyexchange function in the kex.c component of the SSH2 protocol implementation library Libssh2 is related to reading data beyond the allowed buffer size. Exploiting this vulnerability allows an attacker to gain access to...

openssh bug fix update

An update is available for openssh. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list OpenSSH is an SSH protocol implementation supported by a number of Linux, UNI...

golang.org/x/crypto: empty plaintext packet causes panic

There's an input validation flaw in golang.org/x/crypto's readCipherPacket function. An unauthenticated attacker who sends an empty plaintext packet to a program linked with golang.org/x/crypto/ssh could cause a panic, potentially leading to denial of service...