SB2019011401 - Information disclosure in BusyBox
Published: January 14, 2019
Security Bulletin ID
SB2019011401
CSH Severity
Low
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-2019-5747)
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:N/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in udhcp components (consumed by the DHCP server, client, and/or relay). A remote attacker can leak sensitive information from the stack by sending a crafted DHCP message.
Remediation
Install update from vendor's website.