You are here
Home > Preporuke > Ranjivost Cisco IOS XE softvera

Ranjivost Cisco IOS XE softvera

  • Detalji os-a: WN7
  • Važnost: IMP
  • Operativni sustavi: L
  • Kategorije: CIS

—–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA1

Cisco Security Advisory: Cisco IOS XE Software Cisco Discovery Protocol Memory Leak Vulnerability

Advisory ID: cisco-sa-20180926-cdp-memleak

Revision: 1.0

For Public Release: 2018 September 26 16:00 GMT

Last Updated: 2018 September 26 16:00 GMT

CVE ID(s): CVE-2018-0471

CVSS Score v(3): 7.4 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

+———————————————————————

Summary

=======

A vulnerability in the Cisco Discovery Protocol (CDP) module of Cisco IOS XE Software Releases 16.6.1 and 16.6.2 could allow an unauthenticated, adjacent attacker to cause a memory leak that may lead to a denial of service (DoS) condition.

The vulnerability is due to incorrect processing of certain CDP packets. An attacker could exploit this vulnerability by sending certain CDP packets to an affected device. A successful exploit could cause an affected device to continuously consume memory and eventually result in a memory allocation failure that leads to a crash, triggering a reload of the affected device.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-cdp-memleak [“https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-cdp-memleak”]

This advisory is part of the September 26, 2018, release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication, which includes 12 Cisco Security Advisories that describe 13 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: September 2018 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication [“http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-69981”].

—–BEGIN PGP SIGNATURE—–
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=bf6R
—–END PGP SIGNATURE—–

_______________________________________________
cust-security-announce mailing list
cust-security-announce@cisco.com
To unsubscribe, send the command “unsubscribe” in the subject of your message to cust-security-announce-leave@cisco.com

AutorZvonimir Bosnjak
Cert idNCERT-REF-2018-09-0001-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
IzvorAdobe
Top
More in Preporuke
Ranjivost Cisco IOS i Cisco IOS XE softvera

Otkrivena je ranjivost kod implementacije 'cluster' mogućnosti Cisco IOS i Cisco IOS XE softvera uzrokovana neispravnom validacijom unosa kod obrade...

Close