Vulnerability Details CVE-2018-0157
A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending fragmented IP Version 4 or IP Version 6 packets through an affected device. An exploit could allow the attacker to cause the device to crash, resulting in a denial of service (DoS) condition. The following releases of Cisco IOS XE Software are vulnerable: Everest-16.4.1, Everest-16.4.2, Everest-16.5.1, Everest-16.5.1b, Everest-16.6.1, Everest-16.6.1a. Cisco Bug IDs: CSCvf60296.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.027
EPSS Ranking 85.4%
CVSS Severity
CVSS v3 Score 8.6
CVSS v2 Score 7.8
References
- http://www.securityfocus.com/bid/103561
- http://www.securitytracker.com/id/1040593
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-fwip
- http://www.securityfocus.com/bid/103561
- http://www.securitytracker.com/id/1040593
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-fwip
Products affected by CVE-2018-0157
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cpe:2.3:o:cisco:ios_xe:16.4.1
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cpe:2.3:o:cisco:ios_xe:16.4.2
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cpe:2.3:o:cisco:ios_xe:16.5.1
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cpe:2.3:o:cisco:ios_xe:16.5.1b
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cpe:2.3:o:cisco:ios_xe:16.6.1
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cpe:2.3:o:cisco:ios_xe:16.6.1a