cisco-sa-20190807-asa-multi: Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities
First published: Wed Aug 07 2019(Updated: )
Multiple vulnerabilities in the smart tunnel functionality of Cisco Adaptive Security Appliance (ASA) could allow an authenticated, local attacker to elevate privileges to the root user or load a malicious library file while the tunnel is being established. For more information about these vulnerabilities, see the Details section of this security advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi
Credit: Francesco Giordano Hacktive Security for reporting these vulnerabilities
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco ASA | =9.12<9.12.2.1=9.10<9.10.1.22>=9.7=9.8<=9.9<9.10.1.22=9.6<9.6.4.30=9.5<9.6.4.30=9.4<9.4.4.37=Earlier than 9.4<9.4.4.37 | 9.12.2.1 9.10.1.22 9.10.1.22 9.6.4.30 9.6.4.30 9.4.4.37 9.4.4.37 |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-20190807-asa-multi?
The severity of cisco-sa-20190807-asa-multi is classified as high due to the potential for privilege escalation.
How do I fix cisco-sa-20190807-asa-multi?
To fix cisco-sa-20190807-asa-multi, upgrade to a fixed software version listed in the advisory.
What products are affected by cisco-sa-20190807-asa-multi?
The affected product is Cisco ASA Software with specific versions between 9.4 and 9.12.
Can an unauthenticated attacker exploit cisco-sa-20190807-asa-multi?
No, only an authenticated local attacker can exploit the vulnerabilities in cisco-sa-20190807-asa-multi.
What type of attack can be performed using cisco-sa-20190807-asa-multi?
An attacker can elevate privileges to the root user or load a malicious library while establishing a smart tunnel.
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- version/cisco asa/earlier than 9.4