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Debian Security Bug TrackerDEBIANCVE:CVE-2017-2659

HistoryMar 21, 2019 - 3:59 p.m.

CVE-2017-2659

2019-03-2115:59:57

Debian Security Bug Tracker

security-tracker.debian.org

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.001

Percentile

49.6%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12alldropbear< 2013.60-1dropbear_2013.60-1_all.deb
Debian11alldropbear< 2013.60-1dropbear_2013.60-1_all.deb
Debian999alldropbear< 2013.60-1dropbear_2013.60-1_all.deb
Debian13alldropbear< 2013.60-1dropbear_2013.60-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	dropbear	< 2013.60-1	dropbear_2013.60-1_all.deb
Debian	11	all	dropbear	< 2013.60-1	dropbear_2013.60-1_all.deb
Debian	999	all	dropbear	< 2013.60-1	dropbear_2013.60-1_all.deb
Debian	13	all	dropbear	< 2013.60-1	dropbear_2013.60-1_all.deb

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.001

Percentile

49.6%

JSON

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