Vulnerability CVE-2003-0688
Published: 2003-10-20   Modified: 2012-02-12

Description:
The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.

Type:

CWE-Other

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
SGI -> IRIX 
Sendmail -> Sendmail 
Redhat -> Sendmail 
Openbsd -> Openbsd 
Freebsd -> Freebsd 
Compaq -> Tru64 

 References:
ftp://patches.sgi.com/support/free/security/advisories/20030803-01-P
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000727
http://www.kb.cert.org/vuls/id/993452
http://www.mandriva.com/security/advisories?name=MDKSA-2003:086
http://www.novell.com/linux/security/advisories/2003_035_sendmail.html
http://www.redhat.com/support/errata/RHSA-2003-265.html
http://www.sendmail.org/dnsmap1.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A597
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