SB2019100933 - Denial of service in LibTomCrypt
Published: October 9, 2019 Updated: November 10, 2019
Security Bulletin ID
SB2019100933
Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2019-17362)
The vulnerability allows a remote attacker to perform a denial of service (DoS) atttack.
The vulnerability exists due to a boundary condition within the der_decode_utf8_string() function in der_decode_utf8_string.c file in LibTomCrypt. A remote attacker can pass to the application specially crafted DER-encoded data, trigger out-of-bounds read error and cause application crash.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.