Vulnerability CVE-2007-1030
Published: 2007-02-21   Modified: 2012-02-12

Description:
Niels Provos libevent 1.2 and 1.2a allows remote attackers to cause a denial of service (infinite loop) via a DNS response containing a label pointer that references its own offset.

See advisories in our WLB2 database:
Topic
Author
Date
Low
Remote DoS in libevent DNS parsing <= 1.2a
Jon Oberheide
22.02.2007

Type:

CWE-Other

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Niels provos -> Libevent 

 References:
http://monkey.org/~provos/libevent/
http://securityreason.com/securityalert/2268
http://www.securityfocus.com/archive/1/460530/100/0/threaded
http://www.securityfocus.com/bid/22606
http://www.vupen.com/english/advisories/2007/0647
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