CVE-2009-2727

Name: CVE-2009-2727
Creator: NVD / NIST
Published: 2009-08-10T23:30:00.327+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 26.75%

Last modified Jun 16, 2026

CVE-2009-2727 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 26.75% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

26.75%

97.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Ibm	Aix	5.2
Ibm	Aix	5.2.0
Ibm	Aix	5.2.0.50
Ibm	Aix	5.2.0.54
Ibm	Aix	5.2.2
Ibm	Aix	5.2_l
Ibm	Aix	5.3
Ibm	Aix	5.3.0
Ibm	Aix	5.3.7
Ibm	Aix	5.3.8
Ibm	Aix	5.3.9
Ibm	Aix	5.3.10
Ibm	Aix	6.1
Ibm	Aix	6.1.0
Ibm	Aix	6.1.1
Ibm	Aix	6.1.2

References

http://aix.software.ibm.com/aix/efixes/security/libtt_advisory.ascVendor Advisory
http://risesecurity.org/advisories/RISE-2009001.txt
http://secunia.com/advisories/35505Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52842Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52843Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52844Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52845Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52846Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52847Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52848Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52849Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52850Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52851Vendor Advisory
http://www.securityfocus.com/bid/35419Exploit
http://www.vupen.com/english/advisories/2009/1620Patch, Vendor Advisory
http://aix.software.ibm.com/aix/efixes/security/libtt_advisory.ascVendor Advisory
http://risesecurity.org/advisories/RISE-2009001.txt
http://secunia.com/advisories/35505Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52842Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52843Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52844Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52845Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52846Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52847Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52848Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52849Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52850Vendor Advisory
http://www.ibm.com/support/docview.wss?uid=isg1IZ52851Vendor Advisory
http://www.securityfocus.com/bid/35419Exploit
http://www.vupen.com/english/advisories/2009/1620Patch, Vendor Advisory

Timeline

Published: Aug 10, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-2727?

How severe is CVE-2009-2727?

Severity scoring for CVE-2009-2727 is pending analysis. The EPSS model estimates a 26.75% probability of exploitation in the next 30 days.

How do I fix CVE-2009-2727?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-2727?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST