CVE-2011-1720

Summary

CVECVE-2011-1720
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-05-13 17:05:00 UTC
Updated2023-11-07 02:07:00 UTC
DescriptionThe SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method.

Risk And Classification

Problem Types: CWE-119

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Postfix Postfix 2.0.0 All All All
Application Postfix Postfix 2.0.1 All All All
Application Postfix Postfix 2.0.10 All All All
Application Postfix Postfix 2.0.11 All All All
Application Postfix Postfix 2.0.12 All All All
Application Postfix Postfix 2.0.13 All All All
Application Postfix Postfix 2.0.14 All All All
Application Postfix Postfix 2.0.15 All All All
Application Postfix Postfix 2.0.16 All All All
Application Postfix Postfix 2.0.17 All All All
Application Postfix Postfix 2.0.18 All All All
Application Postfix Postfix 2.0.19 All All All
Application Postfix Postfix 2.0.2 All All All
Application Postfix Postfix 2.0.3 All All All
Application Postfix Postfix 2.0.4 All All All
Application Postfix Postfix 2.0.5 All All All
Application Postfix Postfix 2.0.6 All All All
Application Postfix Postfix 2.0.7 All All All
Application Postfix Postfix 2.0.8 All All All
Application Postfix Postfix 2.0.9 All All All
Application Postfix Postfix 2.1.0 All All All
Application Postfix Postfix 2.1.1 All All All
Application Postfix Postfix 2.1.2 All All All
Application Postfix Postfix 2.1.3 All All All
Application Postfix Postfix 2.1.4 All All All
Application Postfix Postfix 2.1.5 All All All
Application Postfix Postfix 2.1.6 All All All
Application Postfix Postfix 2.2.0 All All All
Application Postfix Postfix 2.2.1 All All All
Application Postfix Postfix 2.2.10 All All All
Application Postfix Postfix 2.2.11 All All All
Application Postfix Postfix 2.2.12 All All All
Application Postfix Postfix 2.2.2 All All All
Application Postfix Postfix 2.2.3 All All All
Application Postfix Postfix 2.2.4 All All All
Application Postfix Postfix 2.2.5 All All All
Application Postfix Postfix 2.2.6 All All All
Application Postfix Postfix 2.2.7 All All All
Application Postfix Postfix 2.2.8 All All All
Application Postfix Postfix 2.2.9 All All All
Application Postfix Postfix 2.3 All All All
Application Postfix Postfix 2.3.0 All All All
Application Postfix Postfix 2.3.1 All All All
Application Postfix Postfix 2.3.10 All All All
Application Postfix Postfix 2.3.11 All All All
Application Postfix Postfix 2.3.12 All All All
Application Postfix Postfix 2.3.13 All All All
Application Postfix Postfix 2.3.14 All All All
Application Postfix Postfix 2.3.15 All All All
Application Postfix Postfix 2.3.16 All All All
Application Postfix Postfix 2.3.17 All All All
Application Postfix Postfix 2.3.18 All All All
Application Postfix Postfix 2.3.19 All All All
Application Postfix Postfix 2.3.2 All All All
Application Postfix Postfix 2.3.3 All All All
Application Postfix Postfix 2.3.4 All All All
Application Postfix Postfix 2.3.5 All All All
Application Postfix Postfix 2.3.6 All All All
Application Postfix Postfix 2.3.7 All All All
Application Postfix Postfix 2.3.8 All All All
Application Postfix Postfix 2.3.9 All All All
Application Postfix Postfix 2.4 All All All
Application Postfix Postfix 2.4.0 All All All
Application Postfix Postfix 2.4.1 All All All
Application Postfix Postfix 2.4.10 All All All
Application Postfix Postfix 2.4.11 All All All
Application Postfix Postfix 2.4.12 All All All
Application Postfix Postfix 2.4.13 All All All
Application Postfix Postfix 2.4.14 All All All
Application Postfix Postfix 2.4.15 All All All
Application Postfix Postfix 2.4.2 All All All
Application Postfix Postfix 2.4.3 All All All
Application Postfix Postfix 2.4.4 All All All
Application Postfix Postfix 2.4.5 All All All
Application Postfix Postfix 2.4.6 All All All
Application Postfix Postfix 2.4.7 All All All
Application Postfix Postfix 2.4.8 All All All
Application Postfix Postfix 2.4.9 All All All
Application Postfix Postfix 2.5.0 All All All
Application Postfix Postfix 2.5.1 All All All
Application Postfix Postfix 2.5.10 All All All
Application Postfix Postfix 2.5.11 All All All
Application Postfix Postfix 2.5.12 All All All
Application Postfix Postfix 2.5.2 All All All
Application Postfix Postfix 2.5.3 All All All
Application Postfix Postfix 2.5.4 All All All
Application Postfix Postfix 2.5.5 All All All
Application Postfix Postfix 2.5.6 All All All
Application Postfix Postfix 2.5.7 All All All
Application Postfix Postfix 2.5.8 All All All
Application Postfix Postfix 2.5.9 All All All
Application Postfix Postfix 2.6 All All All
Application Postfix Postfix 2.6.0 All All All
Application Postfix Postfix 2.6.1 All All All
Application Postfix Postfix 2.6.2 All All All
Application Postfix Postfix 2.6.3 All All All
Application Postfix Postfix 2.6.4 All All All
Application Postfix Postfix 2.6.5 All All All
Application Postfix Postfix 2.6.6 All All All
Application Postfix Postfix 2.6.7 All All All
Application Postfix Postfix 2.6.8 All All All
Application Postfix Postfix 2.6.9 All All All
Application Postfix Postfix 2.7.0 All All All
Application Postfix Postfix 2.7.1 All All All
Application Postfix Postfix 2.7.2 All All All
Application Postfix Postfix 2.7.3 All All All
Application Postfix Postfix 2.8.0 All All All
Application Postfix Postfix 2.8.1 All All All
Application Postfix Postfix 2.8.2 All All All
Application Postfix Postfix 2.0.0 All All All
Application Postfix Postfix 2.0.1 All All All
Application Postfix Postfix 2.0.10 All All All
Application Postfix Postfix 2.0.11 All All All
Application Postfix Postfix 2.0.12 All All All
Application Postfix Postfix 2.0.13 All All All
Application Postfix Postfix 2.0.14 All All All
Application Postfix Postfix 2.0.15 All All All
Application Postfix Postfix 2.0.16 All All All
Application Postfix Postfix 2.0.17 All All All
Application Postfix Postfix 2.0.18 All All All
Application Postfix Postfix 2.0.19 All All All
Application Postfix Postfix 2.0.2 All All All
Application Postfix Postfix 2.0.3 All All All
Application Postfix Postfix 2.0.4 All All All
Application Postfix Postfix 2.0.5 All All All
Application Postfix Postfix 2.0.6 All All All
Application Postfix Postfix 2.0.7 All All All
Application Postfix Postfix 2.0.8 All All All
Application Postfix Postfix 2.0.9 All All All
Application Postfix Postfix 2.1.0 All All All
Application Postfix Postfix 2.1.1 All All All
Application Postfix Postfix 2.1.2 All All All
Application Postfix Postfix 2.1.3 All All All
Application Postfix Postfix 2.1.4 All All All
Application Postfix Postfix 2.1.5 All All All
Application Postfix Postfix 2.1.6 All All All
Application Postfix Postfix 2.2.0 All All All
Application Postfix Postfix 2.2.1 All All All
Application Postfix Postfix 2.2.10 All All All
Application Postfix Postfix 2.2.11 All All All
Application Postfix Postfix 2.2.12 All All All
Application Postfix Postfix 2.2.2 All All All
Application Postfix Postfix 2.2.3 All All All
Application Postfix Postfix 2.2.4 All All All
Application Postfix Postfix 2.2.5 All All All
Application Postfix Postfix 2.2.6 All All All
Application Postfix Postfix 2.2.7 All All All
Application Postfix Postfix 2.2.8 All All All
Application Postfix Postfix 2.2.9 All All All
Application Postfix Postfix 2.3 All All All
Application Postfix Postfix 2.3.0 All All All
Application Postfix Postfix 2.3.1 All All All
Application Postfix Postfix 2.3.10 All All All
Application Postfix Postfix 2.3.11 All All All
Application Postfix Postfix 2.3.12 All All All
Application Postfix Postfix 2.3.13 All All All
Application Postfix Postfix 2.3.14 All All All
Application Postfix Postfix 2.3.15 All All All
Application Postfix Postfix 2.3.16 All All All
Application Postfix Postfix 2.3.17 All All All
Application Postfix Postfix 2.3.18 All All All
Application Postfix Postfix 2.3.19 All All All
Application Postfix Postfix 2.3.2 All All All
Application Postfix Postfix 2.3.3 All All All
Application Postfix Postfix 2.3.4 All All All
Application Postfix Postfix 2.3.5 All All All
Application Postfix Postfix 2.3.6 All All All
Application Postfix Postfix 2.3.7 All All All
Application Postfix Postfix 2.3.8 All All All
Application Postfix Postfix 2.3.9 All All All
Application Postfix Postfix 2.4 All All All
Application Postfix Postfix 2.4.0 All All All
Application Postfix Postfix 2.4.1 All All All
Application Postfix Postfix 2.4.10 All All All
Application Postfix Postfix 2.4.11 All All All
Application Postfix Postfix 2.4.12 All All All
Application Postfix Postfix 2.4.13 All All All
Application Postfix Postfix 2.4.14 All All All
Application Postfix Postfix 2.4.15 All All All
Application Postfix Postfix 2.4.2 All All All
Application Postfix Postfix 2.4.3 All All All
Application Postfix Postfix 2.4.4 All All All
Application Postfix Postfix 2.4.5 All All All
Application Postfix Postfix 2.4.6 All All All
Application Postfix Postfix 2.4.7 All All All
Application Postfix Postfix 2.4.8 All All All
Application Postfix Postfix 2.4.9 All All All
Application Postfix Postfix 2.5.0 All All All
Application Postfix Postfix 2.5.1 All All All
Application Postfix Postfix 2.5.10 All All All
Application Postfix Postfix 2.5.11 All All All
Application Postfix Postfix 2.5.12 All All All
Application Postfix Postfix 2.5.2 All All All
Application Postfix Postfix 2.5.3 All All All
Application Postfix Postfix 2.5.4 All All All
Application Postfix Postfix 2.5.5 All All All
Application Postfix Postfix 2.5.6 All All All
Application Postfix Postfix 2.5.7 All All All
Application Postfix Postfix 2.5.8 All All All
Application Postfix Postfix 2.5.9 All All All
Application Postfix Postfix 2.6 All All All
Application Postfix Postfix 2.6.0 All All All
Application Postfix Postfix 2.6.1 All All All
Application Postfix Postfix 2.6.2 All All All
Application Postfix Postfix 2.6.3 All All All
Application Postfix Postfix 2.6.4 All All All
Application Postfix Postfix 2.6.5 All All All
Application Postfix Postfix 2.6.6 All All All
Application Postfix Postfix 2.6.7 All All All
Application Postfix Postfix 2.6.8 All All All
Application Postfix Postfix 2.6.9 All All All
Application Postfix Postfix 2.7.0 All All All
Application Postfix Postfix 2.7.1 All All All
Application Postfix Postfix 2.7.2 All All All
Application Postfix Postfix 2.7.3 All All All
Application Postfix Postfix 2.8.0 All All All
Application Postfix Postfix 2.8.1 All All All
Application Postfix Postfix 2.8.2 All All All

References

ReferenceSourceLinkTags
Memory corruption in Postfix SMTP server Cyrus SASL support (CVE-2011-1720) CONFIRM www.postfix.org Vendor Advisory
Support / Security / Advisories / / MDVSA-2011:090 | Mandriva MANDRIVA www.mandriva.com
[security-announce] SUSE Security Announcement: postfix (SUSE-SA:2011:02 SUSE lists.opensuse.org
Memory corruption in Postfix SMTP server Cyrus SASL support (CVE-2011-17 www.mail-archive.com
699035 – (CVE-2011-1720) CVE-2011-1720 postfix (smtpd): Crash due to improper management of SASL handlers for SMTP sessions CONFIRM bugzilla.redhat.com
IBM X-Force Exchange XF exchange.xforce.ibmcloud.com
72259 OSVDB www.osvdb.org
USN-1131-1: Postfix vulnerability | Ubuntu UBUNTU www.ubuntu.com
Gentoo Linux Documentation -- Postfix: Multiple vulnerabilities GENTOO security.gentoo.org
SecurityFocus BUGTRAQ www.securityfocus.com
Postfix releases 2.8.3, 2.7.4, 2.6.10 and 2.5.13 CONFIRM www.postfix.org Vendor Advisory
US-CERT Vulnerability Note VU#727230 - Postfix SMTP server Cyrus SASL support contains a memory corruption vulnerability CERT-VN www.kb.cert.org US Government Resource
Postfix SMTP SASL Authentication Context Data Reuse Vulnerability - Secunia.com SECUNIA secunia.com Vendor Advisory
Postfix SMTP Server Cyrus SASL Support Memory Corruption Vulnerability BID www.securityfocus.com Patch
Debian -- Security Information -- DSA-2233-1 postfix DEBIAN www.debian.org
CXSecurity - IDS SREASON securityreason.com
Postfix SASL Authentication Heap Overflow Lets Remote Users Deny Service - SecurityTracker SECTRACK www.securitytracker.com
Memory corruption in Postfix SMTP server Cyrus SASL support (CVE-2011-17 MLIST www.mail-archive.com
Juniper Networks - 2015-10 Security Bulletin: CTPView: Multiple Vulnerabilities in CTPView CONFIRM kb.juniper.net
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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