CVE-2017-2659

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Published Mar 20, 2019 CVSS 3.0 · 5.3 Medium EPSS 1.5% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

[UNKNOWN]

dropbear

affected

Version	Status	Constraints
`fixed in 2013.59`	affected	—

Configuration 1 [-]

cpe:2.3:a:dropbear_ssh_project:dropbear_ssh:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2017-11807	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.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.5% (1.505% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2659
https://secure.ucc.asn.au/hg/dropbear/rev/d7784616409a#l1.86

History

No history.

Subscriptions

Dropbear Ssh Project Dropbear Ssh

Weaknesses

Sources

CVE record Updated: Aug 5, 2024, 2:02 PM

Status: PUBLISHED
Assigner: redhat
Published: Mar 20, 2019, 8:44 PM
Updated: Aug 5, 2024, 2:02 PM
Reserved: Dec 1, 2016, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:16 AM

Status: Modified
Published: Mar 21, 2019, 3:59 PM
Modified: Jun 17, 2026, 1:16 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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