CVE-2009-0688 Memory corruption in n/a

High 7.5 Published Updated

Remote attackers can execute arbitrary code or cause denial of service via buffer overflows in the Cyrus SASL library's encoding function.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2009-0688?

CVE-2009-0688 is a high-severity memory corruption vulnerability in n/a, published on 15 May 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple 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.

Weakness: CWE-119

Which versions are affected by CVE-2009-0688?

It affects 1 product.

Linux distribution packages (38)
cyrus-imapd Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-debuginfo Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-devel Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-murder Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-nntp Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-utils Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
perl-Cyrus Red Hat:enterprise_linux:4::asAll versions0:2.2.12-10.el4_8.1
cyrus-imapd Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-debuginfo Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-devel Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-murder Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-nntp Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-utils Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
perl-Cyrus Red Hat:enterprise_linux:4::desktopAll versions0:2.2.12-10.el4_8.1
cyrus-imapd Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-debuginfo Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-devel Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-murder Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-nntp Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-utils Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
perl-Cyrus Red Hat:enterprise_linux:4::esAll versions0:2.2.12-10.el4_8.1
cyrus-imapd Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-debuginfo Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-devel Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-murder Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-nntp Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd-utils Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
perl-Cyrus Red Hat:enterprise_linux:4::wsAll versions0:2.2.12-10.el4_8.1
cyrus-imapd Red Hat:enterprise_linux:5::client_workstationAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-debuginfo Red Hat:enterprise_linux:5::client_workstationAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-devel Red Hat:enterprise_linux:5::client_workstationAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-perl Red Hat:enterprise_linux:5::client_workstationAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-utils Red Hat:enterprise_linux:5::client_workstationAll versions0:2.3.7-2.el5_3.2
cyrus-imapd Red Hat:enterprise_linux:5::serverAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-devel Red Hat:enterprise_linux:5::serverAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-perl Red Hat:enterprise_linux:5::serverAll versions0:2.3.7-2.el5_3.2
cyrus-imapd-utils Red Hat:enterprise_linux:5::serverAll versions0:2.3.7-2.el5_3.2

Products include Carnegie Mellon University Cyrus-Sasl.

How do I fix CVE-2009-0688?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-0688 being exploited?

There is no known exploitation of CVE-2009-0688 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-0688, DSA-1807-1, DTSA-200-1, DTSA-201-1, GHSA-pjpw-9mvc-5cwc, RHSA-2009:1116 and 1 more.

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