CVE-2015-4321

CVSS V2 Medium 5 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2015-4321
  • Assigner
  • ykramarz@cisco.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2015-08-20T10:59:09
  • Last Modified Date
  • 2017-09-21T01:29:09
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:cisco:adaptive_security_appliance_software:9.3\(1.50\):*:*:*:*:*:*:* 1 OR
cpe:2.3:a:cisco:adaptive_security_appliance_software:9.3\(2.100\):*:*:*:*:*:*:* 1 OR
cpe:2.3:a:cisco:adaptive_security_appliance_software:9.3\(3\):*:*:*:*:*:*:* 1 OR
cpe:2.3:a:cisco:adaptive_security_appliance_software:9.4\(1\):*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
http://tools.cisco.com/security/center/viewAlert.x?alertId=40440 Vendor Advisory
http://www.securitytracker.com/id/1033265
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2015-4321
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4321
History
Created Old Value New Value Data Type Notes
2022-05-10 08:29:17 Added to TrackCVE
2022-12-02 06:04:32 psirt@cisco.com ykramarz@cisco.com CVE Assigner updated
2022-12-02 06:04:32 2015-08-20T10:59Z 2015-08-20T10:59:09 CVE Published Date updated
2022-12-02 06:04:32 2017-09-21T01:29:09 CVE Modified Date updated
2022-12-02 06:04:32 Modified Vulnerability Status updated