Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2009-0641 Details

Description

sys_term.c in telnetd in FreeBSD 7.0-RELEASE and other 7.x versions deletes dangerous environment variables with a method that was valid only in older FreeBSD distributions, which might allow remote attackers to execute arbitrary code by passing a crafted environment variable from a telnet client, as demonstrated by an LD_PRELOAD value that references a malicious library.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://lists.grok.org.uk/pipermail/full-disclosure/2009-February/067954.html	CVE	Exploit
http://security.freebsd.org/advisories/FreeBSD-SA-09:05.telnetd.asc	CVE	Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/48780	CVE
https://www.exploit-db.com/exploits/8055	CVE
http://www.securityfocus.com/bid/33777	CVE	Exploit
http://lists.grok.org.uk/pipermail/full-disclosure/2009-February/067954.html	[email protected]	Exploit
http://security.freebsd.org/advisories/FreeBSD-SA-09:05.telnetd.asc	[email protected]	Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/48780	[email protected]
https://www.exploit-db.com/exploits/8055	[email protected]
http://www.securityfocus.com/bid/33777	[email protected]	Exploit

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-16	Configuration	[email protected]
CWE-264	Permissions, Privileges, and Access Controls	[email protected]

Affected Products

Product	Versions
freebsd freebsd	7.0 7.0 beta_4 7.0 current 7.0-release 7.0_beta4
CPE cpe:2.3:o:freebsd:freebsd:7.0:::::::* cpe:2.3:o:freebsd:freebsd:7.0:beta_4:::::: cpe:2.3:o:freebsd:freebsd:7.0:current:::::: cpe:2.3:o:freebsd:freebsd:7.0-release:::::::* cpe:2.3:o:freebsd:freebsd:7.0_beta4:::::::* cpe:2.3:o:freebsd:freebsd:7.0_releng:::::::* cpe:2.3:o:freebsd:freebsd:7.1:::::::* cpe:2.3:o:freebsd:freebsd:7.1:rc1:::::: Remediation No remediation found in references.

Product

Versions

freebsd freebsd

7.0

7.0 beta_4

7.0 current

7.0-release

7.0_beta4

CPE

cpe:2.3:o:freebsd:freebsd:7.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0:beta_4:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0:current:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0-release:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0_beta4:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.0_releng:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:7.1:rc1:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 23, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Sep 29, 2017	CVE Modified	[email protected]
Aug 17, 2017	CVE Modified	[email protected]
Feb 20, 2009	Initial Analysis	[email protected]