SB2022061518 - Denial of service in Siemens EN100 Ethernet Module
Published: June 15, 2022
Security Bulletin ID
SB2022061518
CSH Severity
High
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 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2022-30937)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when parsing specially crafted HTTP packets to /txtrace endpoint. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.