CVE-2001-0361
First published: Wed Jun 27 2001(Updated: )
Implementations of SSH version 1.5, including (1) OpenSSH up to version 2.3.0, (2) AppGate, and (3) ssh-1 up to version 1.2.31, in certain configurations, allow a remote attacker to decrypt and/or alter traffic via a "Bleichenbacher attack" on PKCS#1 version 1.5.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenSSH | =1.2.3 | |
| OpenSSH | =2.1 | |
| OpenSSH | =2.1.1 | |
| SSH (Secure Shell) | <=1.2.31 |
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Reference Links
- http://www.securityfocus.com/bid/2344
- http://www.ciac.org/ciac/bulletins/l-047.shtml
- http://www.debian.org/security/2001/dsa-023
- http://www.debian.org/security/2001/dsa-027
- http://www.debian.org/security/2001/dsa-086
- http://www.novell.com/linux/security/advisories/adv004_ssh.html
- http://www.osvdb.org/2116
- http://marc.info/?l=bugtraq&m=98158450021686&w=2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6082
Frequently Asked Questions
What is the severity of CVE-2001-0361?
CVE-2001-0361 is classified as a medium severity vulnerability due to its potential to allow decryption and alteration of SSH traffic.
How do I fix CVE-2001-0361?
To fix CVE-2001-0361, upgrade OpenSSH to version 2.3.1 or newer, or ensure your SSH implementation does not use vulnerable configurations.
What systems are affected by CVE-2001-0361?
CVE-2001-0361 affects OpenSSH versions up to 2.3.0, as well as SSH version 1.5 implementations up to 1.2.31.
Can CVE-2001-0361 be exploited remotely?
Yes, CVE-2001-0361 can be exploited remotely, allowing attackers to decrypt and alter traffic.
What attack method is used in CVE-2001-0361?
CVE-2001-0361 utilizes a Bleichenbacher attack on PKCS#1 version 1.5 to compromise SSH communications.
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- version/openssh/1.2.3
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- version/ssh (secure shell)/1.2.31