Vulnerability CVE-2007-5365
Published: 2007-10-11   Modified: 2012-02-12

Description:
Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD 4.0 through 4.2, and some other dhcpd implementations based on ISC dhcp-2, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a DHCP request specifying a maximum message size smaller than the minimum IP MTU.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Ubuntu -> Ubuntu linux 
SUN -> Opensolaris 
SUN -> Solaris 
Redhat -> Enterprise linux 
Redhat -> Linux advanced workstation 
Openbsd -> Openbsd 
Debian -> Debian linux 

 References:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=446354
http://securitytracker.com/id?1021157
http://sunsolve.sun.com/search/document.do?assetkey=1-21-109077-21-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-243806-1
http://www.coresecurity.com/index.php5?module=ContentMod&action=item&id=1962
http://www.debian.org/security/2007/dsa-1388
http://www.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/dhcpd/options.c
http://www.openbsd.org/errata40.html#016_dhcpd
http://www.openbsd.org/errata41.html#010_dhcpd
http://www.openbsd.org/errata42.html#001_dhcpd
http://www.redhat.com/support/errata/RHSA-2007-0970.html
http://www.securityfocus.com/archive/1/482085/100/100/threaded
http://www.securityfocus.com/archive/1/483230/100/100/threaded
http://www.securityfocus.com/bid/25984
http://www.securityfocus.com/bid/32213
http://www.securitytracker.com/id?1018794
http://www.ubuntu.com/usn/usn-531-1
http://www.ubuntu.com/usn/usn-531-2
http://www.vupen.com/english/advisories/2008/3088
https://exchange.xforce.ibmcloud.com/vulnerabilities/37045
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5817
https://www.exploit-db.com/exploits/4601
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