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ID

VAR-202104-0577


CVE

CVE-2021-0236


TITLE

Pillow Buffer error vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

DESCRIPTION

Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2, 20.2R3; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: All versions after 18.4R1-EVO prior to 20.3R2-EVO. This issue does not affect: Juniper Networks Junos OS versions prior to 18.4R1. Juniper Networks Junos OS Evolved versions prior to 18.4R1-EVO. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. The operating system provides a secure programming interface and Junos SDK. There is a code problem vulnerability in Junos OS. There is no information about this vulnerability at present. Please pay attention to CNNVD or manufacturer announcements at any time

Trust: 1.62

sources: NVD: CVE-2021-0236 // CNNVD: CNNVD-202104-975 // VULHUB: VHN-372138 // VULMON: CVE-2021-0236

AFFECTED PRODUCTS

vendor:junipermodel:junos os evolvedscope:eqversion:19.2

Trust: 1.0

vendor:junipermodel:junos os evolvedscope:eqversion:19.3

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:20.1

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:19.4

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:19.1

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:20.3

Trust: 1.0

vendor:junipermodel:junos os evolvedscope:eqversion:20.1

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:20.2

Trust: 1.0

vendor:junipermodel:junos os evolvedscope:eqversion:19.1

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:18.4

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:19.2

Trust: 1.0

vendor:junipermodel:junosscope:eqversion:19.3

Trust: 1.0

sources: NVD: CVE-2021-0236

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-0236
value: MEDIUM

Trust: 1.0

sirt@juniper.net: CVE-2021-0236
value: MEDIUM

Trust: 1.0

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202104-1057
value: MEDIUM

Trust: 0.6

VULHUB: VHN-372138
value: MEDIUM

Trust: 0.1

VULMON: CVE-2021-0236
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-0236
severity: MEDIUM
baseScore: 6.8
vectorString: AV:N/AC:L/AU:S/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-372138
severity: MEDIUM
baseScore: 6.8
vectorString: AV:N/AC:L/AU:S/C:N/I:N/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 6.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

sirt@juniper.net: CVE-2021-0236
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 3.6
version: 3.1

Trust: 1.0

sources: VULHUB: VHN-372138 // VULMON: CVE-2021-0236 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202104-1057 // NVD: CVE-2021-0236 // NVD: CVE-2021-0236

PROBLEMTYPE DATA

problemtype:CWE-754

Trust: 1.1

sources: VULHUB: VHN-372138 // NVD: CVE-2021-0236

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202104-1057

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

PATCH

title:Juniper Networks Junos OS Fixes for code issue vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=147582

Trust: 0.6

sources: CNNVD: CNNVD-202104-1057

EXTERNAL IDS

db:NVDid:CVE-2021-0236

Trust: 1.8

db:JUNIPERid:JSA11131

Trust: 1.8

db:CS-HELPid:SB2021041363

Trust: 0.6

db:CNNVDid:CNNVD-202104-975

Trust: 0.6

db:CS-HELPid:SB2021041603

Trust: 0.6

db:CNNVDid:CNNVD-202104-1057

Trust: 0.6

db:VULHUBid:VHN-372138

Trust: 0.1

db:VULMONid:CVE-2021-0236

Trust: 0.1

sources: VULHUB: VHN-372138 // VULMON: CVE-2021-0236 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202104-1057 // NVD: CVE-2021-0236

REFERENCES

url:https://kb.juniper.net/jsa11131

Trust: 1.8

url:https://www.cybersecurity-help.cz/vdb/sb2021041363

Trust: 0.6

url:https://vigilance.fr/vulnerability/junos-os-multiple-vulnerabilities-35081

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021041603

Trust: 0.6

url:https://nvd.nist.gov/vuln/detail/cve-2021-0236

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/754.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-372138 // VULMON: CVE-2021-0236 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202104-1057 // NVD: CVE-2021-0236

SOURCES

db:VULHUBid:VHN-372138
db:VULMONid:CVE-2021-0236
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202104-1057
db:NVDid:CVE-2021-0236

LAST UPDATE DATE

2024-08-14T12:05:14.995000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-372138date:2021-04-27T00:00:00
db:VULMONid:CVE-2021-0236date:2021-04-27T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202104-1057date:2021-04-28T00:00:00
db:NVDid:CVE-2021-0236date:2021-04-27T15:01:11.133

SOURCES RELEASE DATE

db:VULHUBid:VHN-372138date:2021-04-22T00:00:00
db:VULMONid:CVE-2021-0236date:2021-04-22T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202104-1057date:2021-04-14T00:00:00
db:NVDid:CVE-2021-0236date:2021-04-22T20:15:08.843