Displaying 3 results from an estimated 3 matches for "ssh_etm".
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2024 Jan 27
1
enable strong KexAlgorithms, Ciphers and MACs in /etc/ssh/sshd_config file on RHEL 8.x Linux OS
BTW based on your output it looks like the DEFAULT policy is just fine,
If you really want to turn etm HMAC and chacha20 off, you should follow the RHEL security alert
https://access.redhat.com/security/cve/cve-2023-48795
cipher at SSH = -CHACHA20-POLY1305
ssh_etm = 0
by putting these lines into `/etc/crypto-policies/policies/modules/CVE-2023-48795.pmod`, applying the resulting subpolicy with `update-crypto-policies --set $(update-crypto-policies --show):CVE-2023-48795` and restarting openssh server.
However I would NOT do that (since those ciphers are the...
2024 Jan 23
1
SSH Terrapin Prefix Truncation Weakness (CVE-2023-48795) on Red Hat Enterprise Linux release 8.7 (Ootpa)
You might find RedHat's CVE page on this useful:
https://access.redhat.com/security/cve/cve-2023-48795
On Tue, Jan 23, 2024 at 10:04?AM Kaushal Shriyan <kaushalshriyan at gmail.com>
wrote:
> Hi,
>
> I have the SSH Terrapin Prefix Truncation Weakness on Red Hat Enterprise
> Linux release 8.7 (Ootpa). The details are as follows.
>
> # rpm -qa | grep openssh
>
2024 Jan 27
2
enable strong KexAlgorithms, Ciphers and MACs in /etc/ssh/sshd_config file on RHEL 8.x Linux OS
On Fri, Jan 26, 2024 at 7:24?PM Jochen Bern <Jochen.Bern at binect.de> wrote:
> On 25.01.24 14:09, Kaushal Shriyan wrote:
> > I am running the below servers on Red Hat Enterprise Linux release 8.7
> > How do I enable strong KexAlgorithms, Ciphers and MACs
>
> On RHEL 8, you need to be aware that there are "crypto policies"
> modifying sshd's behaviour,