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Vulnerability Details : CVE-2009-4893

Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.
Publish Date : 2010-06-15 Last Update Date : 2010-10-28
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- CVSS Scores & Vulnerability Types

CVSS Score
6.8
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflow
CWE ID 119

- Products Affected By CVE-2009-4893

# Product Type Vendor Product Version Update Edition Language
1 Application Unrealircd Unrealircd 3.2 Beta11 Version Details Vulnerabilities
2 Application Unrealircd Unrealircd 3.2.1 Pre1 Version Details Vulnerabilities
3 Application Unrealircd Unrealircd 3.2.1 Pre2 Version Details Vulnerabilities
4 Application Unrealircd Unrealircd 3.2.1 Version Details Vulnerabilities
5 Application Unrealircd Unrealircd 3.2.2 Pre1 Version Details Vulnerabilities
6 Application Unrealircd Unrealircd 3.2.2 Version Details Vulnerabilities
7 Application Unrealircd Unrealircd 3.2.3 Version Details Vulnerabilities
8 Application Unrealircd Unrealircd 3.2.3 Pre1 Version Details Vulnerabilities
9 Application Unrealircd Unrealircd 3.2.3 Pre2 Version Details Vulnerabilities
10 Application Unrealircd Unrealircd 3.2.3 Pre3 Version Details Vulnerabilities
11 Application Unrealircd Unrealircd 3.2.3 Pre4 Version Details Vulnerabilities
12 Application Unrealircd Unrealircd 3.2.4 RC3 Version Details Vulnerabilities
13 Application Unrealircd Unrealircd 3.2.4 Version Details Vulnerabilities
14 Application Unrealircd Unrealircd 3.2.4 Pre1 Version Details Vulnerabilities
15 Application Unrealircd Unrealircd 3.2.4 Pre2 Version Details Vulnerabilities
16 Application Unrealircd Unrealircd 3.2.4 RC1 Version Details Vulnerabilities
17 Application Unrealircd Unrealircd 3.2.4 RC2 Version Details Vulnerabilities
18 Application Unrealircd Unrealircd 3.2.5 Version Details Vulnerabilities
19 Application Unrealircd Unrealircd 3.2.5 RC1 Version Details Vulnerabilities
20 Application Unrealircd Unrealircd 3.2.5 RC2 Version Details Vulnerabilities
21 Application Unrealircd Unrealircd 3.2.5 RC3 Version Details Vulnerabilities
22 Application Unrealircd Unrealircd 3.2.6 RC1 Version Details Vulnerabilities
23 Application Unrealircd Unrealircd 3.2.6 RC2 Version Details Vulnerabilities
24 Application Unrealircd Unrealircd 3.2.6 RC3 Version Details Vulnerabilities
25 Application Unrealircd Unrealircd 3.2.6 Version Details Vulnerabilities
26 Application Unrealircd Unrealircd 3.2.7 RC2 Version Details Vulnerabilities
27 Application Unrealircd Unrealircd 3.2.7 Version Details Vulnerabilities
28 Application Unrealircd Unrealircd 3.2.7 RC1 Version Details Vulnerabilities
29 Application Unrealircd Unrealircd 3.2.8 RC1 Version Details Vulnerabilities
30 Application Unrealircd Unrealircd 3.2.8 RC2 Version Details Vulnerabilities
31 Application Unrealircd Unrealircd 3.2.8 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Unrealircd Unrealircd 31

- References For CVE-2009-4893

http://www.unrealircd.com/txt/unrealsecadvisory.20090413.txt CONFIRM
http://www.openwall.com/lists/oss-security/2010/06/14/13
MLIST [oss-security] 20100614 Re: CVE request: UnrealIRCd 3.2.8.1 source code contained a backdoor allowing for remote command execution
http://www.securityfocus.com/bid/42077
BID 42077 UnrealIRCd User Authentication Buffer Overflow Vulnerability Release Date:2010-10-14
http://security.gentoo.org/glsa/glsa-201006-21.xml
GENTOO GLSA-201006-21

- Metasploit Modules Related To CVE-2009-4893

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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