SB2019071504 - Denial of service in MatrixSSL
Published: July 15, 2019
Security Bulletin ID
SB2019071504
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2019-13470)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to cause a denial of service (DoS) condition.
The vulnerability exists due to an out-of-bounds read condition during ASN.1 handing. A remote attacker can send a specially crafted certificate to the affected application and cause it to crash.
Remediation
Install update from vendor's website.