SB2018062218 - Out-of-bounds read in CivetWeb
Published: June 22, 2018 Updated: November 24, 2025
Security Bulletin ID
SB2018062218
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-2018-12684)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the send_ssi_file() function in civetweb.c. A remote attacker can pass a specially crafted SSI file to the application, trigger an out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.