I'm sorry, I just saw the last comment on here and, once again, this showed up on our vulnerability report. I don't get exactly what I need to do in order to fix this. Can someone lay it out for me please? Thanks - Eric
On Wednesday, August 26, 2020 at 12:39:40 PM UTC-6 kuisat...@gmail.com wrote: > I was wrong you cannot configure the ciphers for the ssh server on the > Java security files. The SSH server on Jenkins uses the > https://github.com/apache/mina-sshd , IIRC the Jenkins implementation of > the ssh server not read the sshd_config files so it is not posible to > configure the ssh server. Apache mina has deprecated and disable those > algorithms on 2.6.0 https://issues.apache.org/jira/browse/SSHD-1004, the > sshd-module and CLI are using 1.7.0 > https://github.com/jenkinsci/sshd-module/blob/master/pom.xml#L42 and > https://github.com/jenkinsci/jenkins/blob/master/cli/pom.xml#L77 So I > guess both should bump the dependency to remove support for weak algorithms > > > El miércoles, 26 de agosto de 2020 a las 16:06:22 UTC+2, > eric....@gmail.com escribió: > >> I think I found the solution to this: >> >> >> https://www.thegeekdiary.com/how-to-disable-md5-based-hmac-algorithms-for-ssh/ >> >> >> On Tuesday, August 25, 2020 at 1:59:49 PM UTC-6 eric....@gmail.com wrote: >> >>> I'm confused. It doesn't look like the ciphers the vulnerability is >>> citing are allowed in the java.security file on this system. We're getting >>> flagged for: >>> >>> hmac-md5 >>> hmac-md5-96 >>> hmac-sha1-96 >>> >>> Settings are: >>> >>> jdk.tls.disabledAlgorithms=SSLv3, RC4, DES, MD5withRSA, DH keySize < >>> 1024, \ >>> EC keySize < 224, 3DES_EDE_CBC, anon, NULL >>> >>> Am I missing this, not a java security expert by any means... Thanks! >>> On Monday, August 24, 2020 at 11:09:43 AM UTC-6 kuisat...@gmail.com >>> wrote: >>> >>>> Yes, configuring the ciphers accepted by your JDK edit the >>>> file lib\security\java.security (the path will vary based on your Java >>>> version) >>>> >>>> El lunes, 24 de agosto de 2020 a las 16:48:22 UTC+2, eric....@gmail.com >>>> escribió: >>>> >>>>> Hi all! I'm getting hit by my secuity team for a vulnerability for >>>>> the Jenkins CLI via ssh allowing the following weak ciphers: >>>>> >>>>> hmac-md5 >>>>> hmac-md5-96 >>>>> hmac-sha1-96 >>>>> >>>>> Is there a way to configure ciphers accepted for the Jenkins CLI? >>>>> >>>>> Thanks, >>>>> Eric >>>>> >>>> -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/07db750a-9c00-40ee-bc68-0a2b051c48fdn%40googlegroups.com.
