CVE-2018-15473

Public Exploit

Description

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 90.53% Top 5%
Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201810-03 third party advisory vendor advisory
http://www.securitytracker.com/id/1041487 patch vdb entry third party advisory broken link
https://www.exploit-db.com/exploits/45233/ exploit vdb entry third party advisory
https://bugs.debian.org/906236 issue tracking mailing list patch third party advisory
https://www.exploit-db.com/exploits/45210/ exploit vdb entry third party advisory
https://security.netapp.com/advisory/ntap-20181101-0001/ third party advisory
https://github.com/openbsd/src/commit/779974d35b4859c07bc3cb8a12c74b43b0a7d1e0 patch
https://usn.ubuntu.com/3809-1/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/08/msg00022.html third party advisory mailing list
http://www.securityfocus.com/bid/105140 vdb entry third party advisory broken link
https://www.debian.org/security/2018/dsa-4280 third party advisory vendor advisory
https://www.exploit-db.com/exploits/45939/ exploit vdb entry third party advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0011 third party advisory
http://www.openwall.com/lists/oss-security/2018/08/15/5 mailing list third party advisory patch
https://access.redhat.com/errata/RHSA-2019:0711 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:2143 third party advisory vendor advisory
https://www.oracle.com/security-alerts/cpujan2020.html third party advisory patch
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2018-15473?
CVE-2018-15473 has been scored as a medium severity vulnerability.
How to fix CVE-2018-15473?
To fix CVE-2018-15473, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-15473 being actively exploited in the wild?
It is possible that CVE-2018-15473 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~91% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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