CVE Vulnerability

CVE-2020-27795

A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command "adf" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn).

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22 Patch Third Party Advisory
https://github.com/radareorg/radare2/pull/16230 Issue Tracking Patch
https://github.com/radareorg/radare2/issues/16215 Exploit Issue Tracking
Configurations

Configuration 1

cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*
Information

Published : 2022-08-19 11:15

Updated : 2022-08-22 05:26

NVD link : CVE-2020-27795

Mitre link : CVE-2020-27795

Products Affected
No products.
CWE
CWE-908