CVE-2018-0447 describes a vulnerability in the anti-spam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA). This flaw, stemming from incomplete input validation for Sender Policy Framework (SPF) messages, allows an unauthenticated, remote attacker to bypass URL content filters. The vulnerability has a CVSS score of 5.3 (Medium), indicating a low-complexity attack that could lead to malicious URLs bypassing the ESA. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:cisco:email_security_appliance:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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.