CVE-2018-0231

תיאור (מקור, אנגלית)

A vulnerability in the Transport Layer Security (TLS) library of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a reload of the affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a malicious TLS message to an interface enabled for Secure Layer Socket (SSL) services on an affected device. Messages using SSL Version 3 (SSLv3) or SSL Version 2 (SSLv2) cannot be be used to exploit this vulnerability. An exploit could allow the attacker to cause a buffer underflow, triggering a crash on an affected device. This vulnerability affects Cisco ASA Software and Cisco FTD Software that is running on the following Cisco products: Adaptive Security Virtual Appliance (ASAv), Firepower Threat Defense Virtual (FTDv), Firepower 2100 Series Security Appliance. Cisco Bug IDs: CSCve18902, CSCve34335, CSCve38446.

מדדים

CWE

CWE-20, CWE-787

מוצרים מושפעים

cisco: adaptive security appliance software; cisco: secure firewall threat defense

קישורים

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa‮… Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa‮… Vendor Advisory
• http://www.securitytracker.com/id/1040725 Third Party AdvisoryVDB Entry
• https://ics-cert.us-cert.gov/advisories/ICSA-18-184-01 Third Party AdvisoryUS Government Resource
• http://www.securitytracker.com/id/1040725 Third Party AdvisoryVDB Entry
• https://ics-cert.us-cert.gov/advisories/ICSA-18-184-01 Third Party AdvisoryUS Government Resource