Vulnerability · Published Jul 16, 2020 · Assigned by cisco

CVE-2020-3370Cisco Content Security Management Appliance Filter Bypass Vulnerability

Medium 4.0

In plain English

A medium-severity improper input validation in Cisco Email Security Appliance (ESA) from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS 3.0)4.0Medium

Exploit odds (30 days)1.3%top 29.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in URL filtering of Cisco Content Security Management Appliance (SMA) could allow an unauthenticated, remote attacker to bypass URL filtering on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted, malicious HTTP request to an affected device. A successful exploit could allow the attacker to redirect users to malicious sites.

Affected products (as reported)

Vendor	Product	Versions
Cisco	Cisco Email Security Appliance (ESA)	n/a

Weakness: CWE-20 · Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

References

20200715 Cisco Content Security Management Appliance Filter Bypass Vulnerability vendor-advisory, x_refsource_CISCO