CVE Vulnerability

CVE-2018-20456

In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (application crash in libr/util/strbuf.c via a stack-based buffer over-read) by crafting an input file, a related issue to CVE-2018-20455.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/radare/radare2/issues/12372 Exploit Third Party Advisory
https://github.com/radare/radare2/commit/9b46d38dd3c4de6048a488b655c7319f845af185 Patch Third Party Advisory
Configurations

Configuration 1

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

Published : 2018-12-25 07:29

Updated : 2018-12-31 02:15

NVD link : CVE-2018-20456

Mitre link : CVE-2018-20456

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read