CVE-2009-2727Stack-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…
- 9.3HighCVSS base score
- 26.7%Exploitation in 30 daysEPSS · top 1.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it.
Show the exploits2
Metasploit modules1 module
- ToolTalk rpc.ttdbserverd _tt_internal_realpath Buffer Overflow (AIX) (Metasploit module) (opens in a new tab)
exploit/aix/rpc_ttdbserverd_realpathRank greatdisclosed 17 Jun 2009
Exploit-DB1 entry
- ToolTalk - rpc.ttdbserverd _tt_internal_realpath Buffer Overflow (AIX) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16930remote, aixpublished 11 Nov 2010Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 26.7% · top 1.9% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
References15
- IZ52843 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- 35505 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://aix.software.ibm.com/aix/efixes/security/libtt_advisory.asc (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2009-1620 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- IZ52848 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52844 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- http://risesecurity.org/advisories/RISE-2009001.txt (opens in a new tab)x_refsource_MISCx_transferred
- IZ52850 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52847 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52849 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- 35419 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- IZ52851 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52842 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52846 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- IZ52845 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-2718 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-2727)Record last updated .