CVE-2018-15599

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Summary

CVECVE-2018-15599
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-08-21 01:29:00 UTC
Updated2020-12-30 20:15:00 UTC
DescriptionThe recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSH_MSG_USERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase.

Risk And Classification

Problem Types: CWE-200

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Application Dropbear Ssh Project Dropbear Ssh All All All All

References

ReferenceSourceLinkTags
dbzjegrw8o6n0 comments on OpenSSH Username Enumeration MISC old.reddit.com Third Party Advisory
matt.ucc.asn.au/dropbear/CHANGES CONFIRM matt.ucc.asn.au
[SECURITY] [DLA 1476-1] dropbear security update MLIST lists.debian.org Mailing List, Third Party Advisory
User enumeration in Dropbear 2018.76 and earlier MISC lists.ucc.gu.uwa.edu.au Mailing List, Third Party Advisory
User enumeration in Dropbear 2018.76 and earlier MISC lists.ucc.gu.uwa.edu.au Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500168 Alpine Linux Security Update for dropbear
  • 503902 Alpine Linux Security Update for dropbear
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