CVE-2009-2727

highpriority · attend · 56EPSS 0.267 · 98 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · weaponized

Likely / severe?

26.7% (98th) EPSS

CVSS 9.3 · high

Is it mine?

17 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.08.8highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Fsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

exploits (2)

Public proof-of-concept and weaponised exploit code.

exploit/aix/rpc_ttdbserverd_realpathToolTalk rpc.ttdbserverd _tt_internal_realpath Buffer Overflow (AIX)weaponized · metasploit
EDB-16930ToolTalk - rpc.ttdbserverd _tt_internal_realpath Buffer Overflow (AIX) (Metasploit)functional · exploit_db

affected products (17)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
ibm aix= 5.2nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.2.0nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.2.0.50nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.2.0.54nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.2.2nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.2_lnvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3.0nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3.10nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3.7nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3.8nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 5.3.9nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 6.1nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 6.1.0nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 6.1.1nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
ibm aix= 6.1.2nvdUScpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2009-08-10modified 2026-06-16

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+21023 more

references (30)

External citations — patches, advisories, analysis.

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