Improper input validation in Cisco Email Security Appliance (Esa)
CVE-2019-15971
A vulnerability in the MP3 detection engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass configured content filters on the device. The vulnerability is due to improper validation of certain MP3 file types. An attacker could exploit this vulnerability by sending a crafted MP3 file through the targeted device. A successful exploit could allow the attacker to bypass configured content filters that would normally drop the email.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.005 (37.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Cisco Email Security Appliance (Esa) — versions unspecified
- Cisco Email_security_appliance_firmware
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-15971?
- CVE-2019-15971 is a medium-severity vulnerability in Cisco Email Security Appliance (Esa), classified under Improper Input Validation. CVSS score: 4.3/10. Published 2019-11-26.
- How severe is CVE-2019-15971?
- Medium severity. CVSS v3 base score is 4.3 out of 10.