----------------------------------------------------------------------

Secunia is hiring!

Find your next job here:

https://secunia.com/company/jobs/

----------------------------------------------------------------------

TITLE:
GNU inetutils telnetd Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA46239

VERIFY ADVISORY:
Secunia.com
https://secunia.com/advisories/46239/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=46239

RELEASE DATE:
2011-12-26

DISCUSS ADVISORY:
https://secunia.com/advisories/46239/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

https://secunia.com/advisories/46239/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=46239

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

https://secunia.com/vulnerability_scanning/personal/
https://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

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:
https://secunia.com/vulnerability_intelligence/

PROVIDED AND/OR DISCOVERED BY:
Originally reported in the FreeBSD telnetd service.

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

OTHER REFERENCES:
Further details available in Customer Area:
https://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
https://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
https://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
https://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
https://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
https://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
https://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------