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Vulnerability record · CVE-2009-2727 · published 10 August 2009

CVE-2009-2727: Ibm aix memory buffer overflow vulnerability

Ibm · Aix

Stack-based buffer overflow in the _tt_internal_realpath function in the ToolTalk library (libtt.a) in IBM AIX 5.2.0, 5.3.0, 5.3.7 through 5.3.10, and 6.1.0 through 6.1.3, when the rpc.ttdbserver daemon is enabled in /etc/inetd.conf, allows remote attackers to execute arbitrary code via a long XDR-encoded ASCII string to remote procedure 15.

9.3 CVSS 2.0 High EPSS 27% · top 2.0% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
30References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the _tt_internal_realpath function in the ToolTalk library (libtt.a) in IBM AIX 5.2.0, 5.3.0, 5.3.7 through 5.3.10, and 6.1.0 through 6.1.3, when the rpc.ttdbserver daemon is enabled in /etc/inetd.conf, allows remote attackers to execute arbitrary code via a long XDR-encoded ASCII string to remote procedure 15.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://aix.software.ibm.com/aix/efixes/security/libtt_advisory.asc Vendor Advisory
http://risesecurity.org/advisories/RISE-2009001.txt
http://secunia.com/advisories/35505 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52842 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52843 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52844 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52845 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52846 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52847 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52848 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52849 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52850 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52851 Vendor Advisory
http://www.securityfocus.com/bid/35419 Exploit
http://www.vupen.com/english/advisories/2009/1620 PatchVendor Advisory
http://aix.software.ibm.com/aix/efixes/security/libtt_advisory.asc Vendor Advisory
http://risesecurity.org/advisories/RISE-2009001.txt
http://secunia.com/advisories/35505 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52842 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52843 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52844 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52845 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52846 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52847 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52848 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52849 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52850 Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52851 Vendor Advisory
http://www.securityfocus.com/bid/35419 Exploit
http://www.vupen.com/english/advisories/2009/1620 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2024-56346Ibm aix vulnerabilityIBM AIX 7.2 and 7.3 nimesis NIM master service could allow a remote attacker to execute arbitrary commands due to improper process controls.EPSS 1.1%10.0CVE-2010-3187Ibm aix memory buffer overflow vulnerabilityBuffer overflow in ftpd in IBM AIX 5.3 and earlier allows remote attackers to execute arbitrary code via a long NLST command.EPSS 20%10.0CVE-2010-1039Hp nfs\/oncplus vulnerabilityFormat string vulnerability in the _msgout function in rpc.pcnfsd in IBM AIX 6.1, 5.3, and earlier; IBM VIOS 2.1, 1.5, and earlier; NFS/ONCplus B.11.…EPSS 20%10.0CVE-2009-3699IBM AIX and VIOS rpc.cmsd XDR string stack buffer overflowA stack-based buffer overflow exists in libcsa.a, the calendar daemon library used by rpc.cmsd, in IBM AIX 5.x through 5.3.10, 6.x through 6.1.3, and…EPSS 62%analysed10.0CVE-2009-3517Ibm aix vulnerabilitynfs.ext in IBM AIX 5.3.x through 5.3.9 and 6.1.0 through 6.1.2 does not properly use the nfs_portmon setting, which allows remote attackers to bypass…EPSS 4.4%10.0CVE-2006-5008Ibm aix vulnerabilityUnspecified vulnerability in utape in IBM AIX 5.2.0 and 5.3.0 allows attackers to execute arbitrary commands and overwrite arbitrary files via unspec…EPSS 3.5%10.0CVE-2005-4272Ibm aix vulnerabilityMultiple buffer overflows in IBM AIX 5.1, 5.2, and 5.3 allow remote attackers to execute arbitrary code via (1) muxatmd and (2) slocal.EPSS 9.0%10.0CVE-2005-1037Ibm aix vulnerabilityUnknown vulnerability in AIX 5.3.0, when configured as an NIS client, allows remote attackers to gain root privileges.EPSS 2.4%

Source: NIST National Vulnerability Database (record CVE-2009-2727), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.