Details of VAR-201811-0057

ID

VAR-201811-0057

CVE

CVE-2018-18440

TITLE

DENX U-Boot Buffer error vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2018-012820

DESCRIPTION

DENX U-Boot through 2018.09-rc1 has a locally exploitable buffer overflow via a crafted kernel image because filesystem loading is mishandled. DENX U-Boot Contains a buffer error vulnerability.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. Das U-Boot is prone to multiple local arbitrary code-execution vulnerabilities. Attackers can exploit these issues to execute arbitrary code in the context of the U-Boot instance. Failed exploit attempts will likely cause a denial-of-service condition

Trust: 1.98

sources: NVD: CVE-2018-18440 // JVNDB: JVNDB-2018-012820 // BID: 105852 // VULMON: CVE-2018-18440

AFFECTED PRODUCTS

vendor:	denx	model:	u-boot	scope:	eq	version:	2018.09	Trust: 1.0
vendor:	denx	model:	u-boot	scope:	lte	version:	2018.07	Trust: 1.0
vendor:	denx engineering	model:	u-boot	scope:	lte	version:	2018.09-rc1	Trust: 0.8
vendor:	denx	model:	das u-boot	scope:	eq	version:	2018.09.rc1	Trust: 0.6
vendor:	u boot	model:	das u-boot	scope:	eq	version:	0	Trust: 0.3

sources: BID: 105852 // JVNDB: JVNDB-2018-012820 // CNNVD: CNNVD-201811-235 // NVD: CVE-2018-18440

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-18440
value:	HIGH
Trust: 1.0
NVD:	CVE-2018-18440
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-201811-235
value:	HIGH
Trust: 0.6
VULMON:	CVE-2018-18440
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2018-18440
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9

nvd@nist.gov:	CVE-2018-18440
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.0
Trust: 1.8

sources: VULMON: CVE-2018-18440 // JVNDB: JVNDB-2018-012820 // CNNVD: CNNVD-201811-235 // NVD: CVE-2018-18440

PROBLEMTYPE DATA

problemtype:

CWE-119

Trust: 1.8

sources: JVNDB: JVNDB-2018-012820 // NVD: CVE-2018-18440

THREAT TYPE

local

Trust: 0.9

sources: BID: 105852 // CNNVD: CNNVD-201811-235

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-201811-235

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-012820

PATCH

title:	Das U-Boot -- the Universal Boot Loader	url:	https://www.denx.de/wiki/U-Boot/WebHome	Trust: 0.8
title:	Siemens Security Advisories: Siemens Security Advisory	url:	https://vulmon.com/vendoradvisory?qidtp=siemens_security_advisories&qid=54580ceb419d12227cf6c882cbdd06d7	Trust: 0.1
title:	advisories	url:	https://github.com/f-secure-foundry/advisories	Trust: 0.1
title:	advisories	url:	https://github.com/inversepath/advisories	Trust: 0.1

sources: VULMON: CVE-2018-18440 // JVNDB: JVNDB-2018-012820

EXTERNAL IDS

db:	NVD	id:	CVE-2018-18440	Trust: 2.8
db:	OPENWALL	id:	OSS-SECURITY/2018/11/02/2	Trust: 2.5
db:	SIEMENS	id:	SSA-618620	Trust: 1.7
db:	ICS CERT	id:	ICSA-19-344-03	Trust: 1.5
db:	JVNDB	id:	JVNDB-2018-012820	Trust: 0.8
db:	AUSCERT	id:	ESB-2019.4624	Trust: 0.6
db:	CNNVD	id:	CNNVD-201811-235	Trust: 0.6
db:	BID	id:	105852	Trust: 0.4
db:	VULMON	id:	CVE-2018-18440	Trust: 0.1

sources: VULMON: CVE-2018-18440 // BID: 105852 // JVNDB: JVNDB-2018-012820 // CNNVD: CNNVD-201811-235 // NVD: CVE-2018-18440

REFERENCES

url:	http://www.openwall.com/lists/oss-security/2018/11/02/2	Trust: 2.5
url:	https://cert-portal.siemens.com/productcert/pdf/ssa-618620.pdf	Trust: 1.7
url:	https://www.us-cert.gov/ics/advisories/icsa-19-344-03	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-18440	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2018-18440	Trust: 0.8
url:	https://us-cert.cisa.gov/ics/advisories/icsa-19-344-03	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2019.4624/	Trust: 0.6
url:	https://vigilance.fr/vulnerability/ruggedcom-ros-two-vulnerabilities-31130	Trust: 0.6
url:	https://seclists.org/oss-sec/2018/q4/125	Trust: 0.3
url:	https://www.denx.de/wiki/u-boot/webhome	Trust: 0.3
url:	https://github.com/inversepath/usbarmory/blob/master/software/secure_boot/security_advisory-ref_ipvr2018-0001.txt	Trust: 0.3
url:	https://cwe.mitre.org/data/definitions/119.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1
url:	https://www.securityfocus.com/bid/105852	Trust: 0.1
url:	https://www.cisa.gov/uscert/ics/advisories/icsa-19-344-03	Trust: 0.1
url:	https://github.com/f-secure-foundry/advisories	Trust: 0.1

sources: VULMON: CVE-2018-18440 // BID: 105852 // JVNDB: JVNDB-2018-012820 // CNNVD: CNNVD-201811-235 // NVD: CVE-2018-18440

CREDITS

Siemens reported these vulnerabilities to CISA.

Trust: 0.6

sources: CNNVD: CNNVD-201811-235

SOURCES

db:	VULMON	id:	CVE-2018-18440
db:	BID	id:	105852
db:	JVNDB	id:	JVNDB-2018-012820
db:	CNNVD	id:	CNNVD-201811-235
db:	NVD	id:	CVE-2018-18440

LAST UPDATE DATE

2024-11-23T21:32:11.175000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2018-18440	date:	2019-12-10T00:00:00
db:	BID	id:	105852	date:	2018-11-02T00:00:00
db:	JVNDB	id:	JVNDB-2018-012820	date:	2019-12-11T00:00:00
db:	CNNVD	id:	CNNVD-201811-235	date:	2022-09-16T00:00:00
db:	NVD	id:	CVE-2018-18440	date:	2024-11-21T03:55:56.490

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2018-18440	date:	2018-11-20T00:00:00
db:	BID	id:	105852	date:	2018-11-02T00:00:00
db:	JVNDB	id:	JVNDB-2018-012820	date:	2019-02-08T00:00:00
db:	CNNVD	id:	CNNVD-201811-235	date:	2018-11-09T00:00:00
db:	NVD	id:	CVE-2018-18440	date:	2018-11-20T19:29:00.667