Description
Heap-based buffer overflow in the env_opt_add function in telnet.c for various BSD-based Telnet clients allows remote attackers to execute arbitrary code via responses that contain a large number of characters that require escaping, which consumers more memory than allocated.
Metrics
CVSS 2.0 7.5/10
AV:N/AC:L/Au:N/C:P/I:P/A:PAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000962
- http://secunia.com/advisories/14745
- http://secunia.com/advisories/17899
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-101665-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-101671-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-57755-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-57761-1
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-001-telnet.txtPatch, Vendor Advisory
- http://www.debian.de/security/2005/dsa-731
- http://www.debian.org/security/2005/dsa-703Patch, Vendor Advisory
- http://www.idefense.com/application/poi/display?id=221&type=vulnerabilitiesVendor Advisory
- http://www.kb.cert.org/vuls/id/341908US Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:061
- http://www.redhat.com/support/errata/RHSA-2005-327.htmlPatch, Vendor Advisory
- http://www.redhat.com/support/errata/RHSA-2005-330.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/12919
- http://www.ubuntulinux.org/usn/usn-224-1
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9640
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000962
- http://secunia.com/advisories/14745
- http://secunia.com/advisories/17899
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-101665-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-101671-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-57755-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-57761-1
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-001-telnet.txtPatch, Vendor Advisory
- http://www.debian.de/security/2005/dsa-731
- http://www.debian.org/security/2005/dsa-703Patch, Vendor Advisory
- http://www.idefense.com/application/poi/display?id=221&type=vulnerabilitiesVendor Advisory
- http://www.kb.cert.org/vuls/id/341908US Government Resource
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:061
- http://www.redhat.com/support/errata/RHSA-2005-327.htmlPatch, Vendor Advisory
- http://www.redhat.com/support/errata/RHSA-2005-330.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/12919
- http://www.ubuntulinux.org/usn/usn-224-1
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9640
Timeline
- Published
- May 2, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified