CVE-2019-16718

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-09-23 · updated 2026-06-17
Weakness: CWE-78

Description

In radare2 before 3.9.0, 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 an insufficient fix for CVE-2019-14745 and improper handling of symbol names embedded in executables.

Affected products

radareorg/radare2: before 3.9.0 — fixed in 3.9.0

How to fix

Upgrade to a fixed version: radareorg/radare2 3.9.0. Check the vendor advisory for mitigations.

References

https://github.com/radareorg/radare2/commit/5411543a310a470b1257fb93273cdd6e8dfcb3af
https://github.com/radareorg/radare2/commit/dd739f5a45b3af3d1f65f00fe19af1dbfec7aea7
https://github.com/radareorg/radare2/compare/3.8.0...3.9.0
https://github.com/radareorg/radare2/commit/5411543a310a470b1257fb93273cdd6e8dfcb3af
https://github.com/radareorg/radare2/commit/dd739f5a45b3af3d1f65f00fe19af1dbfec7aea7
https://github.com/radareorg/radare2/compare/3.8.0...3.9.0

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