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Vulnerability details: VCID-b896-75ta-aaaj
Vulnerability ID VCID-b896-75ta-aaaj
Aliases CVE-2018-20456
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-20456.html
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epss 0.0018 https://api.first.org/data/v1/epss?cve=CVE-2018-20456
epss 0.0018 https://api.first.org/data/v1/epss?cve=CVE-2018-20456
epss 0.0018 https://api.first.org/data/v1/epss?cve=CVE-2018-20456
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20456
generic_textual Medium https://github.com/radare/radare2/commit/9b46d38dd3c4de6048a488b655c7319f845af185
generic_textual Medium https://github.com/radare/radare2/issues/12372
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-20456
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2018-20456
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20456
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20456
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Exploit Prediction Scoring System (EPSS)
Percentile 0.27735
EPSS Score 0.00061
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.