CVE-2019-1816: medium-severity vulnerability in Cisco Web Security Appliance (WSA)
Cisco Web Security Appliance Privilege Escalation Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.6%
A vulnerability in the log subscription subsystem of the Cisco Web Security Appliance (WSA) could allow an authenticated, local attacker to perform command injection and elevate privileges to root. The vulnerability is due to insufficient validation of user-supplied input on the web and command-line interface. An attacker could exploit this vulnerability by authenticating to the affected device and injecting scripting commands in the scope of the log subscription subsystem. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Affected products
Cisco · Cisco Web Security Appliance (WSA)Related CVEs — Cisco Web Security Appliance (WSA)
In the same product, most dangerous first.
CVE-2021-1359MEDIUMCisco Web Security Appliance Privilege Escalation VulnerabilityEPSS 1.9%CVE-2019-1817HIGHCisco Web Security Appliance Malformed Request Denial of Service VulnerabilityEPSS 1.8%CVE-2021-34749MEDIUMMultiple Cisco Products Server Name Identification Data Exfiltration VulnerabilityEPSS 1.7%CVE-2019-1672MEDIUMCisco Web Security Appliance Decryption Policy Bypass VulnerabilityEPSS 1.6%CVE-2019-1884HIGHCisco Web Security Appliance Web Proxy Denial of Service VulnerabilityEPSS 1.5%CVE-2021-34698HIGHCisco Web Security Appliance Proxy Service Denial of Service VulnerabilityEPSS 1.4%