CVE-2009-0688

Summary

CVECVE-2009-0688
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-05-15 15:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionMultiple buffer overflows in the CMU Cyrus SASL library before 2.1.23 might allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via strings that are used as input to the sasl_encode64 function in lib/saslutil.c.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:P/A:P

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Carnegie Mellon University Cyrus-sasl 1.4.1 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.0 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.10 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.11 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.13 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.15 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.16 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.2 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.20 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.21 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.22 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.23 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.24 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.26 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.27 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.28 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.3 All All All
Application Carnegie Mellon University Cyrus-sasl 1.5.5 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.0 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.1 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.2 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.3 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.4 All All All
Application Carnegie Mellon University Cyrus-sasl 2.0.5 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.0 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.1 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.10 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.11 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.12 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.13 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.14 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.15 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.16 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.17 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.18 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.19 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.2 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.20 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.21 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.3 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.5 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.6 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.7 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.8 All All All
Application Carnegie Mellon University Cyrus-sasl 2.1.9 All All All
Application Carnegie Mellon University Cyrus-sasl All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Cyrus SASL "sasl_encode64()" Buffer Overflow Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
US-CERT Vulnerability Note VU#238019 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Patch, US Government Resource
ftp.andrew.cmu.edu/pub/cyrus-mail/cyrus-sasl-2.1.23.tar.gz af854a3a-2127-422b-91ae-364da2661108 ftp.andrew.cmu.edu Patch
Red Hat update for cyrus-imapd - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian -- Security Information -- DSA-1807-1 cyrus-sasl2, cyrus-sasl2-heimdal af854a3a-2127-422b-91ae-364da2661108 www.debian.org
#259148: Security Vulnerability in the Solaris Simple Authentication and Security Layer (SASL) Library (see libsasl(3LIB)) Routine sasl_encode64(3SASL) may Allow Unprivileged Users to Crash Applications Using this Function af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Debian update for cyrus-sasl2 and cyrus-sasl2-heimdal - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
#273910: This Alert covers CVE-2009-2404 and CVE-2009-0688 for the Directory Server component of the Sun ONE Directory Server and Sun Java System Directory Server products. af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
[security-announce] SUSE Security Summary Report: SUSE-SR:2009:011 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Slackware update for cyrus-sasl - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Support / Security / Advisories / / MDVSA-2009:113 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Cyrus SASL Buffer Overflow in sasl_encode64 Lets Remote Users Execute Arbitrary Code - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Gentoo update for cyrus-sasl - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
USN-790-1: Cyrus SASL vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
rPath update for cyrus-sasl - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
sunsolve.sun.com/search/document.do af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
The Slackware Linux Project: Slackware Security Advisories af854a3a-2127-422b-91ae-364da2661108 slackware.com
osvdb.org/54514 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
osvdb.org/54515 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Avaya CMS Solaris SASL Library Buffer Overflow Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
US-CERT Technical Cyber Security Alert TA10-103B -- Oracle Updates for Multiple Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov US Government Resource
APPLE-SA-2010-03-29-1 Security Update 2010-002 / Mac OS X v10.6.3 af854a3a-2127-422b-91ae-364da2661108 lists.apple.com
ASA-2009-184 (SUN 259148) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com
sunsolve.sun.com/search/document.do af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
sunsolve.sun.com/search/document.do af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
Advisories:rPSA-2009-0091 - rPath Wiki af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com
About the security content of Security Update 2010-002 / Mac OS X v10.6.3 af854a3a-2127-422b-91ae-364da2661108 support.apple.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Sun Java System Directory Server Two Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Cyrus SASL 'sasl_encode64()' Remote Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch
SUSE Update for Multiple Packages - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com
Oracle Critical Patch Update Advisory - April 2010 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
Sun Solaris SASL Library Buffer Overflow Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Gentoo Linux Documentation -- Cyrus-SASL: Execution of arbitrary code af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-06-19Tomas HogerThe upstream fix for this issue is not backwards compatible and introduces an ABI change not allowed in Red Hat Enterprise Linux. Therefore, there is no plan to address this problem directly in cyrus-sasl packages. All applications shipped in Red Hat Enterprise Linux and using affected sasl_encode64() function were investigated and patched if their use of the function could have security consequences. See following bug report for further details: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-0688#c20
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