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ID

VAR-202109-0974


CVE

CVE-2021-39532


TITLE

libslax  In  NULL  Pointer dereference vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-012466

DESCRIPTION

An issue was discovered in libslax through v0.22.1. A NULL pointer dereference exists in the function slaxLexer() located in slaxlexer.c. It allows an attacker to cause Denial of Service. libslax for, NULL There is a vulnerability in pointer dereference.Service operation interruption (DoS) It may be in a state. libslax is an open source implementation of the SLAX language. There is a code problem vulnerability in libslax

Trust: 1.8

sources: NVD: CVE-2021-39532 // JVNDB: JVNDB-2021-012466 // VULHUB: VHN-400996 // VULMON: CVE-2021-39532

AFFECTED PRODUCTS

vendor:junipermodel:libslaxscope:lteversion:0.22.1

Trust: 1.0

vendor:ジュニパーネットワークスmodel:libslaxscope:eqversion:0.22.1 to

Trust: 0.8

vendor:ジュニパーネットワークスmodel:libslaxscope:eqversion: -

Trust: 0.8

sources: JVNDB: JVNDB-2021-012466 // NVD: CVE-2021-39532

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-39532
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-39532
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202109-1384
value: MEDIUM

Trust: 0.6

VULHUB: VHN-400996
value: MEDIUM

Trust: 0.1

VULMON: CVE-2021-39532
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-39532
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 8.6
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

VULHUB: VHN-400996
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 8.6
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-39532
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2021-39532
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-400996 // VULMON: CVE-2021-39532 // JVNDB: JVNDB-2021-012466 // CNNVD: CNNVD-202109-1384 // NVD: CVE-2021-39532

PROBLEMTYPE DATA

problemtype:CWE-476

Trust: 1.1

problemtype:NULL Pointer dereference (CWE-476) [NVD evaluation ]

Trust: 0.8

sources: VULHUB: VHN-400996 // JVNDB: JVNDB-2021-012466 // NVD: CVE-2021-39532

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202109-1384

TYPE

code problem

Trust: 0.6

sources: CNNVD: CNNVD-202109-1384

PATCH

title:13 #50url:https://github.com/Juniper/libslax/issues/50

Trust: 0.8

title:libslax Fixes for code issue vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=164718

Trust: 0.6

sources: JVNDB: JVNDB-2021-012466 // CNNVD: CNNVD-202109-1384

EXTERNAL IDS

db:NVDid:CVE-2021-39532

Trust: 3.4

db:JVNDBid:JVNDB-2021-012466

Trust: 0.8

db:CNNVDid:CNNVD-202109-1384

Trust: 0.6

db:CNVDid:CNVD-2022-19081

Trust: 0.1

db:VULHUBid:VHN-400996

Trust: 0.1

db:VULMONid:CVE-2021-39532

Trust: 0.1

sources: VULHUB: VHN-400996 // VULMON: CVE-2021-39532 // JVNDB: JVNDB-2021-012466 // CNNVD: CNNVD-202109-1384 // NVD: CVE-2021-39532

REFERENCES

url:https://github.com/juniper/libslax/issues/50

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2021-39532

Trust: 1.4

url:https://cwe.mitre.org/data/definitions/476.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-400996 // VULMON: CVE-2021-39532 // JVNDB: JVNDB-2021-012466 // CNNVD: CNNVD-202109-1384 // NVD: CVE-2021-39532

SOURCES

db:VULHUBid:VHN-400996
db:VULMONid:CVE-2021-39532
db:JVNDBid:JVNDB-2021-012466
db:CNNVDid:CNNVD-202109-1384
db:NVDid:CVE-2021-39532

LAST UPDATE DATE

2024-08-14T13:43:23.873000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-400996date:2021-10-02T00:00:00
db:VULMONid:CVE-2021-39532date:2021-10-02T00:00:00
db:JVNDBid:JVNDB-2021-012466date:2022-08-31T08:57:00
db:CNNVDid:CNNVD-202109-1384date:2021-10-09T00:00:00
db:NVDid:CVE-2021-39532date:2021-10-02T02:18:45.870

SOURCES RELEASE DATE

db:VULHUBid:VHN-400996date:2021-09-20T00:00:00
db:VULMONid:CVE-2021-39532date:2021-09-20T00:00:00
db:JVNDBid:JVNDB-2021-012466date:2022-08-31T00:00:00
db:CNNVDid:CNNVD-202109-1384date:2021-09-20T00:00:00
db:NVDid:CVE-2021-39532date:2021-09-20T16:15:12.253