Vulnerability Monitor

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CVE-2019-12676


A vulnerability in the Open Shortest Path First (OSPF) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability exists because the affected software improperly parses certain options in OSPF link-state advertisement (LSA) type 11 packets. An attacker could exploit this vulnerability by sending a crafted LSA type 11 OSPF packet to an affected device. A successful exploit could allow the attacker to cause a reload of the affected device, resulting in a DoS condition for client traffic that is traversing the device.


Published

2019-10-02T19:15:12.263

Last Modified

2024-11-21T04:23:20.210

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.4 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

6.5

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cisco adaptive_security_appliance < 9.6.4.34 Yes
Operating System cisco adaptive_security_appliance_software < 9.8.4.8 Yes
Operating System cisco adaptive_security_appliance_software < 9.9.2.59 Yes
Operating System cisco adaptive_security_appliance_software < 9.10.1.27 Yes
Operating System cisco adaptive_security_appliance_software < 9.12.2.1 Yes
Hardware cisco asa_5505 - No
Hardware cisco asa_5510 - No
Hardware cisco asa_5512-x - No
Hardware cisco asa_5515-x - No
Hardware cisco asa_5520 - No
Hardware cisco asa_5525-x - No
Hardware cisco asa_5550 - No
Hardware cisco asa_5555-x - No
Hardware cisco asa_5580 - No
Hardware cisco asa_5585-x - No
Application cisco firepower_threat_defense < 6.3.0.4 Yes
Application cisco firepower_threat_defense < 6.4.0.4 Yes

References