National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-1030 Detail

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.

Source:  MITRE      Last Modified:  02/21/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-1030
Original release date:
02/21/2007
Last revised:
03/07/2011
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.8 HIGH
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (04/04/2008)

Not vulnerable. This issue did not affect versions of libevent as shipped with Red Hat Enterprise Linux 5.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://monkey.org/~provos/libevent/ External Source CONFIRM http://monkey.org/~provos/libevent/
http://securityreason.com/securityalert/2268 External Source SREASON 2268
http://www.securityfocus.com/archive/1/archive/1/460530/100/0/threaded External Source BUGTRAQ 20070219 Remote DoS in libevent DNS parsing <= 1.2a
http://www.securityfocus.com/bid/22606 Patch External Source BID 22606
http://www.vupen.com/english/advisories/2007/0647 External Source VUPEN ADV-2007-0647

Technical Details

Vulnerability Type (View All)

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