PT-2007-5507 · Fail2Ban · Fail2Ban

Daniel B. Cid · Published 2007-08-14 · Updated 2012-10-31 · CVE-2007-4321

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions fail2ban versions 0.8 and earlier

Description The issue allows remote attackers to cause a denial of service by adding arbitrary IP addresses to the sshd log file. This can be achieved by logging in via ssh with a client protocol version identification containing an IP address string.

Recommendations For fail2ban versions 0.8 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2007-4321

DSA-1456-1

Affected Products

Fail2Ban

References · 13

• 🔥 https://exploit-db.com/exploits/30430 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2007-4321 · Security Note
• http://security.gentoo.org/glsa/glsa-200707-13.xml · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2007-4321 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2007-4321 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2007-4321 · Vendor Advisory
• http://debian.org/security/2008/dsa-1456 · Vendor Advisory
• http://secunia.com/advisories/23237 · Note
• http://secunia.com/advisories/28374 · Note
• http://osvdb.org/42484 · Note
• http://bugs.gentoo.org/show_bug.cgi?id=181214 · Note
• http://securityfocus.com/bid/25117 · Note
• http://ossec.net/en/attacking-loganalysis.html · Note