High severity8.6CISA KEVNVD Advisory· Published Mar 28, 2018· Updated Jun 17, 2026
CVE-2018-0158
CVE-2018-0158
Description
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak or a reload of an affected device that leads to a denial of service (DoS) condition. The vulnerability is due to incorrect processing of certain IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device to be processed. A successful exploit could cause an affected device to continuously consume memory and eventually reload, resulting in a DoS condition. Cisco Bug IDs: CSCvf22394.
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References
6- www.securityfocus.com/bid/103566nvdBroken LinkThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040595nvdBroken LinkThird Party AdvisoryVDB Entry
- ics-cert.us-cert.gov/advisories/ICSA-18-107-03nvdThird Party AdvisoryUS Government ResourceVDB Entry
- ics-cert.us-cert.gov/advisories/ICSA-18-107-04nvdThird Party AdvisoryUS Government ResourceVDB Entry
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-ikenvdVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
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