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.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2009-02-18T17:00:00
Updated: 2024-08-07T04:40:05.105Z
Reserved: 2009-02-18T00:00:00
Link: CVE-2009-0641
Vulnrichment
No data.
NVD
Status : Modified
Published: 2009-02-20T06:47:48.250
Modified: 2024-11-21T01:00:35.310
Link: CVE-2009-0641
Redhat
No data.