Details of VAR-202008-0761

ID

VAR-202008-0761

CVE

CVE-2020-24346

TITLE

NGINX Used in njs Vulnerabilities in the use of freed memory

Trust: 0.8

sources: JVNDB: JVNDB-2020-009297

DESCRIPTION

njs through 0.4.3, used in NGINX, has a use-after-free in njs_json_parse_iterator_call in njs_json.c. NGINX Used in njs Is vulnerable to the use of freed memory.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put in a state. NGINX is a lightweight web server/reverse proxy server and e-mail (IMAP/POP3) proxy server of the American NGINX company. njs is one of the scripting language components that supports extending NGINX functionality. njs_json_parse_iterator_call in the njs_json.c file in njs 0.4.3 and earlier versions (used in NGINX) has a resource management error vulnerability. This vulnerability stems from improper management of system resources (such as memory, disk space, files, etc.) by network systems or products

Trust: 1.71

sources: NVD: CVE-2020-24346 // JVNDB: JVNDB-2020-009297 // VULHUB: VHN-178215

AFFECTED PRODUCTS

vendor:	f5	model:	njs	scope:	lte	version:	0.4.3	Trust: 1.0
vendor:	igor sysoev	model:	njs	scope:	eq	version:	-	Trust: 0.8
vendor:	igor sysoev	model:	njs	scope:	lte	version:	0.4.3	Trust: 0.8

sources: JVNDB: JVNDB-2020-009297 // NVD: CVE-2020-24346

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-24346
value:	HIGH
Trust: 1.0
NVD:	CVE-2020-24346
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202008-759
value:	HIGH
Trust: 0.6
VULHUB:	VHN-178215
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-24346
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
VULHUB:	VHN-178215
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2020-24346
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2020-24346
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	REQUIRED
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-178215 // JVNDB: JVNDB-2020-009297 // CNNVD: CNNVD-202008-759 // NVD: CVE-2020-24346

PROBLEMTYPE DATA

problemtype:	CWE-416	Trust: 1.1
problemtype:	Using freed memory (CWE-416) [NVD Evaluation ]	Trust: 0.8

sources: VULHUB: VHN-178215 // JVNDB: JVNDB-2020-009297 // NVD: CVE-2020-24346

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202008-759

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-202008-759

PATCH

title:

heap-use-after-free in njs_json_parse_iterator_call #325

url:

https://github.com/nginx/njs/issues/325

Trust: 0.8

sources: JVNDB: JVNDB-2020-009297

EXTERNAL IDS

db:	NVD	id:	CVE-2020-24346	Trust: 2.5
db:	JVNDB	id:	JVNDB-2020-009297	Trust: 0.8
db:	CNNVD	id:	CNNVD-202008-759	Trust: 0.7
db:	VULHUB	id:	VHN-178215	Trust: 0.1

sources: VULHUB: VHN-178215 // JVNDB: JVNDB-2020-009297 // CNNVD: CNNVD-202008-759 // NVD: CVE-2020-24346

REFERENCES

url:	https://security.netapp.com/advisory/ntap-20200918-0001/	Trust: 1.7
url:	https://github.com/nginx/njs/issues/325	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2020-24346	Trust: 1.4

sources: VULHUB: VHN-178215 // JVNDB: JVNDB-2020-009297 // CNNVD: CNNVD-202008-759 // NVD: CVE-2020-24346

SOURCES

db:	VULHUB	id:	VHN-178215
db:	JVNDB	id:	JVNDB-2020-009297
db:	CNNVD	id:	CNNVD-202008-759
db:	NVD	id:	CVE-2020-24346

LAST UPDATE DATE

2024-11-23T22:44:27.603000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-178215	date:	2022-04-15T00:00:00
db:	JVNDB	id:	JVNDB-2020-009297	date:	2020-10-27T07:41:00
db:	CNNVD	id:	CNNVD-202008-759	date:	2020-09-21T00:00:00
db:	NVD	id:	CVE-2020-24346	date:	2024-11-21T05:14:38.313

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-178215	date:	2020-08-13T00:00:00
db:	JVNDB	id:	JVNDB-2020-009297	date:	2020-10-27T00:00:00
db:	CNNVD	id:	CNNVD-202008-759	date:	2020-08-13T00:00:00
db:	NVD	id:	CVE-2020-24346	date:	2020-08-13T19:15:13.880