SB2019080758 - Command Injection in Radare radare2
Published: August 7, 2019 Updated: August 3, 2020
Security Bulletin ID
SB2019080758
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Command Injection (CVE-ID: CVE-2019-14745)
The vulnerability allows a local non-authenticated attacker to execute arbitrary code.
In radare2 before 3.7.0, a command injection vulnerability exists in bin_symbols() in libr/core/cbin.c. By using a crafted executable file, it's possible to execute arbitrary shell commands with the permissions of the victim. This vulnerability is due to improper handling of symbol names embedded in executables.
Remediation
Install update from vendor's website.
References
- https://bananamafia.dev/post/r2-pwndebian/
- https://github.com/radare/radare2/pull/14690
- https://github.com/radare/radare2/releases/tag/3.7.0
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ETWG4VKHWL5F74L3QBBKSCOXHSRNSRRT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MGA2PVBFA6VPWWLMBGWVBESHAJBQ7OXJ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RQO7V37RGQEKZDLY2JYKDZTLNN2YUBC5/