wolfSSL CVE-2019-11873 Stack Buffer Overflow Vulnerability

Bugtraq ID:	108466
Class:	Boundary Condition Error
CVE:	CVE-2019-11873
Remote:	Yes
Local:	No
Published:	May 22 2019 12:00AM
Updated:	May 22 2019 12:00AM
Credit:	Robert Horr
Vulnerable:	wolfSSL wolfSSL 4.0
Not Vulnerable:

wolfSSL CVE-2019-11873 Stack Buffer Overflow Vulnerability

wolfSSL is prone to a stack-based buffer-overflow vulnerability.

Successfully exploiting this issue may allow attackers to execute arbitrary code within the context of the affected application. Failed exploit attempts will result in a denial-of-service condition.

wolfSSL 4.0.0 is vulnerable; other versions may also be affected.

wolfSSL CVE-2019-11873 Stack Buffer Overflow Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

wolfSSL CVE-2019-11873 Stack Buffer Overflow Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

wolfSSL CVE-2019-11873 Stack Buffer Overflow Vulnerability

References:

• add sanity check on length of PSK identity #2239 (Github)
  
• add sanity check on length of PSK identity #2239 (Github)
  
• wolfSSL Homepage (wolfSSL)
  
• Advisories (Telekom)