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Secunia Security Advisory 46239

Posted on 27 December 2011
Source : packetstormsecurity.org Link

 

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TITLE:
GNU inetutils telnetd Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA46239

VERIFY ADVISORY:
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http://secunia.com/advisories/46239/
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https://ca.secunia.com/?page=viewadvisory&vuln_id=46239

RELEASE DATE:
2011-12-26

DISCUSS ADVISORY:
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AVAILABLE ON SITE AND IN CUSTOMER AREA:
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http://secunia.com/advisories/46239/

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DESCRIPTION:
A vulnerability has been discovered in GNU inetutils, which can be
exploited by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error within the
"encrypt_keyid()" function (libtelnet/encrypt.c), which can be
exploited to cause a buffer overflow by sending specially crafted
commands to the server.

This is related to:
SA47397

The vulnerability is confirmed in version 1.8. Other versions may
also be affected.

SOLUTION:
Fixed in the GIT repository.

Further details available in Customer Area:
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PROVIDED AND/OR DISCOVERED BY:
Originally reported in the FreeBSD telnetd service.

ORIGINAL ADVISORY:
http://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=665f1e73cdd9b38e2d2e11b8db9958a315935592

OTHER REFERENCES:
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DEEP LINKS:
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EXTENDED DESCRIPTION:
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EXTENDED SOLUTION:
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EXPLOIT:
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