SB2023121217 - Denial of service in Binutils libbfd
Published: December 12, 2023
Security Bulletin ID
SB2023121217
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2020-19726)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in libbfd.c when handling the auxiliary symbol data. A remote attacker can trick the victim to pass specially crafted data to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.