CVE-2017-2659

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an invalid username is given, the GSSAPI authentication failure was incorrectly counted towards the maximum allowed number of password attempts.
Overview
  • CVE ID
  • CVE-2017-2659
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-03-21T15:59:57
  • Last Modified Date
  • 2019-10-09T23:27:02
Weakness Enumerations
CWE URL
CWE-287 http://cwe.mitre.org/data/definitions/287.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:dropbear_ssh_project:dropbear_ssh:*:*:*:*:*:*:*:* 1 OR 2013.59
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://secure.ucc.asn.au/hg/dropbear/rev/d7784616409a#l1.86 Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2659 Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-2659
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2659
History
Created Old Value New Value Data Type Notes
2022-05-10 17:09:31 Added to TrackCVE
2022-12-03 18:17:50 2019-03-21T15:59Z 2019-03-21T15:59:57 CVE Published Date updated
2022-12-03 18:17:50 2019-10-09T23:27:02 CVE Modified Date updated
2022-12-03 18:17:50 Modified Vulnerability Status updated