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jvnJapan Vulnerability NotesJVN:52492830
HistoryMar 18, 2013 - 12:00 a.m.

JVN#52492830: VxWorks SSH server (IPSSH) denial-of-service (DoS) vulnerability

2013-03-1800:00:00
Japan Vulnerability Notes
jvn.jp
20

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.015 Low

EPSS

Percentile

87.1%

The SSH server (IPSSH) implementation in VxWorks contains a denial-of-service vulnerability due to an issue in processing pty requests.

Impact

Receiving a specially crafted pty request packet may cause SSH access to be unavailable until the next reboot.

Solution

Apply a patch
Apply the appropriate patch according to the information provided by the developer.

Products Affected

  • VxWorks versions 6.5 through 6.9

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.015 Low

EPSS

Percentile

87.1%

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