Vulnerabilities > Openbsd > Openssh

DATE CVE VULNERABILITY TITLE RISK
2023-12-24 CVE-2023-51767 OpenSSH through 9.6, when common types of DRAM are used, might allow row hammer attacks (for authentication bypass) because the integer value of authenticated in mm_answer_authpassword does not resist flips of a single bit.
local
high complexity
openbsd fedoraproject redhat
7.0
2023-12-18 CVE-2023-51384 Unspecified vulnerability in Openbsd Openssh
In ssh-agent in OpenSSH before 9.6, certain destination constraints can be incompletely applied.
local
low complexity
openbsd
5.5
2023-12-18 CVE-2023-51385 OS Command Injection vulnerability in multiple products
In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host name has shell metacharacters, and this name is referenced by an expansion token in certain situations.
network
low complexity
openbsd debian CWE-78
6.5
2023-12-18 CVE-2023-48795 Improper Validation of Integrity Check Value vulnerability in multiple products
The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server may consequently end up with a connection for which some security features have been downgraded or disabled, aka a Terrapin attack.
5.9
2023-07-20 CVE-2023-38408 Unquoted Search Path or Element vulnerability in multiple products
The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to remote code execution if an agent is forwarded to an attacker-controlled system.
network
low complexity
openbsd fedoraproject CWE-428
critical
9.8
2023-03-17 CVE-2023-28531 ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints.
network
low complexity
openbsd netapp
critical
9.8
2023-02-03 CVE-2023-25136 Double Free vulnerability in multiple products
OpenSSH server (sshd) 9.1 introduced a double-free vulnerability during options.kex_algorithms handling.
network
high complexity
openbsd fedoraproject netapp CWE-415
6.5
2022-03-13 CVE-2021-36368 Improper Authentication vulnerability in multiple products
An issue was discovered in OpenSSH before 8.9.
network
high complexity
openbsd debian CWE-287
3.7
2021-09-26 CVE-2021-41617 sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows privilege escalation because supplemental groups are not initialized as expected. 7.0
2021-09-15 CVE-2016-20012 OpenSSH through 8.7 allows remote attackers, who have a suspicion that a certain combination of username and public key is known to an SSH server, to test whether this suspicion is correct.
network
low complexity
openbsd netapp
5.3