CVE-2010-4221: Buffer Overflow
First published: Tue Nov 09 2010(Updated: )
Multiple stack-based buffer overflows in the pr_netio_telnet_gets function in netio.c in ProFTPD before 1.3.3c allow remote attackers to execute arbitrary code via vectors involving a TELNET IAC escape character to a (1) FTP or (2) FTPS server.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ProFTPD | =1.3.3-b | |
| ProFTPD | =1.3.3-rc4 | |
| ProFTPD | =1.3.2-d | |
| ProFTPD | =1.3.2-a | |
| ProFTPD | =1.3.3-rc2 | |
| ProFTPD | =1.3.2-c | |
| ProFTPD | =1.3.2-e | |
| ProFTPD | =1.3.2 | |
| ProFTPD | =1.3.3-rc3 | |
| ProFTPD | =1.3.3-a | |
| ProFTPD | =1.3.2-rc3 | |
| ProFTPD | =1.3.2-b | |
| ProFTPD | =1.3.2-rc4 | |
| ProFTPD | =1.3.3 | |
| ProFTPD | =1.3.3-rc1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://secunia.com/advisories/42052
- http://www.securityfocus.com/bid/44562
- http://www.zerodayinitiative.com/advisories/ZDI-10-229/
- http://www.proftpd.org/docs/NEWS-1.3.3c
- http://bugs.proftpd.org/show_bug.cgi?id=3521
- http://secunia.com/advisories/42217
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:227
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html
- http://www.vupen.com/english/advisories/2010/2962
- http://www.vupen.com/english/advisories/2010/2941
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html
- http://www.vupen.com/english/advisories/2010/2959
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html
Frequently Asked Questions
What is the severity of CVE-2010-4221?
CVE-2010-4221 has a CVSS base score of 7.5, indicating it is a high-severity vulnerability.
How do I fix CVE-2010-4221?
To fix CVE-2010-4221, upgrade ProFTPD to version 1.3.3c or later.
What types of attacks can CVE-2010-4221 allow?
CVE-2010-4221 can allow remote attackers to execute arbitrary code on vulnerable servers.
Which versions of ProFTPD are affected by CVE-2010-4221?
CVE-2010-4221 affects ProFTPD versions prior to 1.3.3c, including multiple 1.3.2 and 1.3.3 release versions.
Is CVE-2010-4221 a local or remote vulnerability?
CVE-2010-4221 is a remote vulnerability, allowing attacks from unauthenticated attackers over the network.
- agent/first-publish-date
- agent/last-modified-date
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/tags
- agent/softwarecombine
- agent/type
- agent/description
- agent/event
- vendor/proftpd
- canonical/proftpd
- version/proftpd/1.3.3-b
- version/proftpd/1.3.3-rc4
- version/proftpd/1.3.2-d
- version/proftpd/1.3.2-a
- version/proftpd/1.3.3-rc2
- version/proftpd/1.3.2-c
- version/proftpd/1.3.2-e
- version/proftpd/1.3.2
- version/proftpd/1.3.3-rc3
- version/proftpd/1.3.3-a
- version/proftpd/1.3.2-rc3
- version/proftpd/1.3.2-b
- version/proftpd/1.3.2-rc4
- version/proftpd/1.3.3
- version/proftpd/1.3.3-rc1