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CVE-2008-4109
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
Description
A certain Debian patch for OpenSSH before 4.3p2-9etch3 on etch; before 4.6p1-1 on sid and lenny; and on other distributions such as SUSE uses functions that are not async-signal-safe in the signal handler for login timeouts, which allows remote attackers to cause a denial of service (connection slot exhaustion) via multiple login attempts. NOTE: this issue exists because of an incorrect fix for CVE-2006-5051..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:debian:linux:unknown:unknown:etch:*:*:*:*:* |
No
|
- | ||
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.27:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5.7:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5.8:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.3.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.4:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.4p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.5p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.0:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.0p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:debian:linux:unknown:unknown:sid:*:*:*:*:* |
No
|
- | ||
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.2.27:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5.7:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:1.5.8:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.3.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.5.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9.9p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:2.9p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.0p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.2.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.4:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.4p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.5:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.5p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.6.1p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.7.1p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.8.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:3.9.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.0:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.0p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.1p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.2p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.3p1:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.3p2:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.4:*:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:a:openbsd:openssh:4.4p1:*:*:*:*:*:*:* |
Yes
|
- |
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=498678
- http://www.debian.org/security/2008/dsa-1638
- http://secunia.com/advisories/31885
- http://www.securitytracker.com/id?1020891
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00004.html
- http://secunia.com/advisories/32181
- http://secunia.com/advisories/32080
- http://www.ubuntu.com/usn/usn-649-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45202