Vulnerability CVE-2009-2732
Published: 2009-08-21   Modified: 2012-02-13

Description:
The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.

Type:

CWE-119

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

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
NTOP -> NTOP 

 References:
http://www.mandriva.com/security/advisories?name=MDVSA-2010:181
http://www.securityfocus.com/archive/1/505862/100/0/threaded
http://www.securityfocus.com/archive/1/505876/100/0/threaded
http://www.vupen.com/english/advisories/2009/2317
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