CVE-2015-4321 describes a vulnerability in Cisco Adaptive Security Appliance (ASA) Software versions 9.3(1.50), 9.3(2.100), 9.3(3), and 9.4(1). The Unicast Reverse Path Forwarding (uRPF) implementation incorrectly handles specific IP address configurations, allowing remote attackers to bypass uRPF validation using spoofed packets. This vulnerability has a CVSS score of 5.0 (Medium), indicating a network-based attack with low complexity, resulting in potential information disclosure (C:P) but no integrity or availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.3\(1.50\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.3\(1.50\):*:*:*:*:*:*:* | ||
9.3\(2.100\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.3\(2.100\):*:*:*:*:*:*:* | ||
9.3\(3\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.3\(3\):*:*:*:*:*:*:* | ||
9.4\(1\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.4\(1\):*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
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The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.