7.7 High
AI Score
Confidence
Low
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.938 High
EPSS
Percentile
99.1%
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.
CPE | Name | Operator | Version |
---|---|---|---|
ncsa:telnet | ncsa telnet | eq | c |
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:01.telnet.asc
ftp://patches.sgi.com/support/free/security/advisories/20050405-01-P
distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000962
secunia.com/advisories/14745
secunia.com/advisories/17899
sunsolve.sun.com/search/document.do?assetkey=1-26-101665-1
sunsolve.sun.com/search/document.do?assetkey=1-26-101671-1
sunsolve.sun.com/search/document.do?assetkey=1-26-57755-1
sunsolve.sun.com/search/document.do?assetkey=1-26-57761-1
web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-001-telnet.txt
www.debian.de/security/2005/dsa-731
www.debian.org/security/2005/dsa-703
www.idefense.com/application/poi/display?id=221&type=vulnerabilities
www.kb.cert.org/vuls/id/341908
www.mandriva.com/security/advisories?name=MDKSA-2005:061
www.redhat.com/support/errata/RHSA-2005-327.html
www.redhat.com/support/errata/RHSA-2005-330.html
www.securityfocus.com/bid/12919
www.ubuntulinux.org/usn/usn-224-1
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9640