CVE-2020-3370 Cisco Content Security Management Appliance Filter Bypass Vulnerability
Unauthenticated attackers can bypass URL filtering on Cisco SMA devices via crafted HTTP requests, redirecting users to malicious sites.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-3370?
CVE-2020-3370 is a medium-severity vulnerability in Cisco Email Security Appliance, published on 16 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-20
Which versions are affected by CVE-2020-3370?
It affects 1 product.
Products include Cisco Email Security Appliance.
How do I fix CVE-2020-3370?
No fix has been published for CVE-2020-3370 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-3370 being exploited?
There is no known exploitation of CVE-2020-3370 in the wild and no public exploit code.
Other vulnerabilities in Cisco Email Security Appliance
- CVE-2022-20798 Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability
- CVE-2015-6291 Denial of service in n/a
- CVE-2022-20664 Cisco Email Security Appliance and Cisco Secure Email and Web Manager Information Disclosure Vulnerability
- CVE-2022-20960 Denial of service in Cisco Secure Email
- CVE-2018-0419 Security feature bypass in Email Security Appliance (ESA)
Sources
Also known as GHSA-q7fc-v93r-h333.