(Ubuntu Issues Fix) OpenSSLX.509 IPAddressFamily Buffer Overread Lets Remote Users Cause Certificate Text to Be Displayed Incorrectly
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SecurityTracker Alert ID: 1040689 |
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SecurityTracker URL: http://securitytracker.com/id/1040689
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CVE Reference:
CVE-2017-3735
(Links to External Site)
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Date: Apr 17 2018
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Impact:
Modification of user information
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in OpenSSL. A remote user can cause the certificate text to be displayed incorrectly.
A remote user can create an X.509 certificate with a specially crafted IPAddressFamily extension data that, when displayed by the target user, will trigger a one byte overread and cause the certificate text to be displayed incorrectly.
The Google OSS-Fuzz project reported this vulnerability.
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Impact:
A remote user can cause the certificate text to be displayed incorrectly.
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Solution:
Ubuntu has issued a fix.
The Ubuntu advisory is available at:
https://usn.ubuntu.com/usn/usn-3611-1
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Vendor URL: usn.ubuntu.com/usn/usn-3611-2 (Links to External Site)
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Cause:
Boundary error
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Underlying OS: Linux (Ubuntu)
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Underlying OS Comments: 12.04 ESM
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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[Original Message Not Available for Viewing]
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