CVE-2001-1469: Medium severity SSH ssh vulnerability

Published Jan 18, 2001
·
Updated

The RC4 stream cipher as used by SSH1 allows remote attackers to modify messages without detection by XORing the original message's cyclic redundancy check (CRC) with the CRC of a mask consisting of all the bits of the original message that were modified.

Affected Software

8 affected components
SSH ssh=1.2.24
SSH ssh=1.2.25
SSH ssh=1.2.26
SSH ssh=1.2.27
SSH ssh=1.2.28
SSH ssh=1.2.29
SSH ssh=1.2.30
SSH ssh=1.2.31

Event History

Jan 18, 2001
CVE Published
05:00 AM
Apr 21, 2005
CVE Published
via MITRE·08:00 AM
Data Sourced
via MITRE·08:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2001-1469?

CVE-2001-1469 is considered a critical vulnerability due to its ability to allow remote message modification without detection.

2

How do I fix CVE-2001-1469?

To fix CVE-2001-1469, upgrade to a version of SSH that is not affected by this vulnerability, specifically versions later than 1.2.31.

3

What versions of SSH are affected by CVE-2001-1469?

CVE-2001-1469 affects SSH versions 1.2.24 through 1.2.31.

4

What type of attack does CVE-2001-1469 facilitate?

CVE-2001-1469 facilitates message modification attacks by exploiting the RC4 stream cipher in SSH1.

5

Is CVE-2001-1469 present in SSH2?

CVE-2001-1469 specifically affects SSH1 and is not present in SSH2 implementations.

Contact

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