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ID

VAR-202112-2078


CVE

CVE-2021-35032


TITLE

Zyxel GS1900 Operating System Command Injection Vulnerability

Trust: 1.2

sources: CNVD: CNVD-2022-09789 // CNNVD: CNNVD-202112-2727

DESCRIPTION

A vulnerability in the 'libsal.so' of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function call. (DoS) It may be in a state. Zyxel ZyXEL GS1900 is a managed switch from Zyxel in Taiwan

Trust: 2.25

sources: NVD: CVE-2021-35032 // JVNDB: JVNDB-2021-017331 // CNVD: CNVD-2022-09789 // VULMON: CVE-2021-35032

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-09789

AFFECTED PRODUCTS

vendor:zyxelmodel:gs1900-10hpscope:ltversion:2.70\(aazi.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-8scope:ltversion:2.70\(aahh.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-48hpv2scope:ltversion:2.70\(abtq.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24hpv2scope:ltversion:2.70\(aatp.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24epscope:ltversion:2.70\(abto.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24escope:ltversion:2.70\(aahk.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24scope:ltversion:2.70\(aahl.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-48hpscope:ltversion:2.70\(aaho.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24hpscope:ltversion:2.70\(aahm.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-8hpscope:ltversion:2.70\(aahi.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-16scope:ltversion:2.70\(aahj.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-48scope:ltversion:2.70\(aahn.0\)-20211208

Trust: 1.0

vendor:zyxelmodel:gs1900-24hpv2scope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-24epscope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-48scope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-16scope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-10hpscope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-24scope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-8scope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-24hpscope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-8hpscope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900-24escope: - version: -

Trust: 0.8

vendor:zyxelmodel:gs1900scope:eqversion:2.60

Trust: 0.6

sources: CNVD: CNVD-2022-09789 // JVNDB: JVNDB-2021-017331 // NVD: CVE-2021-35032

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-35032
value: HIGH

Trust: 1.0

security@zyxel.com.tw: CVE-2021-35032
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-35032
value: HIGH

Trust: 0.8

CNVD: CNVD-2022-09789
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202112-2727
value: HIGH

Trust: 0.6

VULMON: CVE-2021-35032
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-35032
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

CNVD: CNVD-2022-09789
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: 0.6

nvd@nist.gov: CVE-2021-35032
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/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: 3.1

Trust: 1.0

security@zyxel.com.tw: CVE-2021-35032
baseSeverity: MEDIUM
baseScore: 6.4
vectorString: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: HIGH
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 0.5
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-35032
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: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2022-09789 // VULMON: CVE-2021-35032 // JVNDB: JVNDB-2021-017331 // CNNVD: CNNVD-202112-2727 // NVD: CVE-2021-35032 // NVD: CVE-2021-35032

PROBLEMTYPE DATA

problemtype:CWE-78

Trust: 1.0

problemtype:OS Command injection (CWE-78) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-017331 // NVD: CVE-2021-35032

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202112-2727

TYPE

operating system commend injection

Trust: 0.6

sources: CNNVD: CNNVD-202112-2727

PATCH

title:Zyxel security advisory for OS command injection vulnerabilities of GS1900, XGS1210, and XGS1250 series switchesurl:https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerabilities-of-gs1900-xgs1210-and-xgs1250-series-switches

Trust: 0.8

title:Patch for Zyxel GS1900 Operating System Command Injection Vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/318816

Trust: 0.6

title:Zyxel GS1900 Fixes for operating system command injection vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=176844

Trust: 0.6

sources: CNVD: CNVD-2022-09789 // JVNDB: JVNDB-2021-017331 // CNNVD: CNNVD-202112-2727

EXTERNAL IDS

db:NVDid:CVE-2021-35032

Trust: 3.9

db:JVNDBid:JVNDB-2021-017331

Trust: 0.8

db:CNVDid:CNVD-2022-09789

Trust: 0.6

db:CS-HELPid:SB2022010304

Trust: 0.6

db:CNNVDid:CNNVD-202112-2727

Trust: 0.6

db:VULMONid:CVE-2021-35032

Trust: 0.1

sources: CNVD: CNVD-2022-09789 // VULMON: CVE-2021-35032 // JVNDB: JVNDB-2021-017331 // CNNVD: CNNVD-202112-2727 // NVD: CVE-2021-35032

REFERENCES

url:https://nvd.nist.gov/vuln/detail/cve-2021-35032

Trust: 2.0

url:https://www.zyxel.com/support/zyxel_security_advisory_for_os_command_injection_vulnerabilities_of_switches.shtml

Trust: 1.7

url:https://www.cybersecurity-help.cz/vdb/sb2022010304

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/78.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2022-09789 // VULMON: CVE-2021-35032 // JVNDB: JVNDB-2021-017331 // CNNVD: CNNVD-202112-2727 // NVD: CVE-2021-35032

SOURCES

db:CNVDid:CNVD-2022-09789
db:VULMONid:CVE-2021-35032
db:JVNDBid:JVNDB-2021-017331
db:CNNVDid:CNNVD-202112-2727
db:NVDid:CVE-2021-35032

LAST UPDATE DATE

2024-08-14T14:18:11.922000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-09789date:2022-02-12T00:00:00
db:VULMONid:CVE-2021-35032date:2022-01-07T00:00:00
db:JVNDBid:JVNDB-2021-017331date:2023-01-17T01:33:00
db:CNNVDid:CNNVD-202112-2727date:2022-01-10T00:00:00
db:NVDid:CVE-2021-35032date:2022-01-07T17:01:25.907

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-09789date:2022-02-11T00:00:00
db:VULMONid:CVE-2021-35032date:2021-12-28T00:00:00
db:JVNDBid:JVNDB-2021-017331date:2023-01-17T00:00:00
db:CNNVDid:CNNVD-202112-2727date:2021-12-28T00:00:00
db:NVDid:CVE-2021-35032date:2021-12-28T11:15:07.583