Unscored severity · published Aug 20, 2015
CVE-2015-4321
The Unicast Reverse Path Forwarding (uRPF) implementation in Cisco Adaptive Security Appliance (ASA) Software 9.3(1.50), 9.3(2.100), 9.3(3), and 9.4(1) mishandles cases where an…
–
CVSS
1.7%
EPSS
No
On KEV
Description
The Unicast Reverse Path Forwarding (uRPF) implementation in Cisco Adaptive Security Appliance (ASA) Software 9.3(1.50), 9.3(2.100), 9.3(3), and 9.4(1) mishandles cases where an IP address belongs to an internal interface but is also in the ASA routing table, which allows remote attackers to bypass uRPF validation via spoofed packets, aka Bug ID CSCuv60724.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AS
Adaptive Security Appliance Software · Cisco
9.3(1.50); 9.3(2.100); 9.3(3); 9.4(1) · source: NVD
Affected product
AS
Adaptive Security Appliance Software
Cisco
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-4321
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-4321
Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=40440
www.securitytracker.com
http://www.securitytracker.com/id/1033265
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