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ID

VAR-202010-0964


CVE

CVE-2020-27653


TITLE

Synology Router Manager Encryption problem vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202010-1659

DESCRIPTION

Algorithm downgrade vulnerability in QuickConnect in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to spoof servers and obtain sensitive information via unspecified vectors. Synology Router Manager (SRM) is a software for configuring and managing Synology routers developed by Synology, Taiwan. Synology Router Manager (SRM) prior to version 1.2.4-8081 has a security vulnerability. This vulnerability originates from QuickConnect

Trust: 1.08

sources: NVD: CVE-2020-27653 // VULHUB: VHN-371562 // VULMON: CVE-2020-27653

AFFECTED PRODUCTS

vendor:synologymodel:router managerscope:gteversion:1.2

Trust: 1.0

vendor:synologymodel:diskstation managerscope:eqversion:6.2.3_25426

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vendor:synologymodel:router managerscope:ltversion:1.2.4-8081

Trust: 1.0

sources: NVD: CVE-2020-27653

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-27653
value: HIGH

Trust: 1.0

security@synology.com: CVE-2020-27653
value: HIGH

Trust: 1.0

CNNVD: CNNVD-202010-1659
value: HIGH

Trust: 0.6

VULHUB: VHN-371562
value: MEDIUM

Trust: 0.1

VULMON: CVE-2020-27653
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-27653
severity: MEDIUM
baseScore: 5.1
vectorString: AV:N/AC:H/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: HIGH
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 4.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-371562
severity: MEDIUM
baseScore: 5.1
vectorString: AV:N/AC:H/AU:N/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: HIGH
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 4.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-27653
baseSeverity: HIGH
baseScore: 8.3
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: REQUIRED
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.6
impactScore: 6.0
version: 3.1

Trust: 2.0

sources: VULHUB: VHN-371562 // VULMON: CVE-2020-27653 // CNNVD: CNNVD-202010-1659 // NVD: CVE-2020-27653 // NVD: CVE-2020-27653

PROBLEMTYPE DATA

problemtype:CWE-327

Trust: 1.1

sources: VULHUB: VHN-371562 // NVD: CVE-2020-27653

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202010-1659

TYPE

encryption problem

Trust: 0.6

sources: CNNVD: CNNVD-202010-1659

PATCH

title:Synology Router Manager Fixes for encryption problem vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=132137

Trust: 0.6

title: - url:https://github.com/looran/synocli

Trust: 0.1

sources: VULMON: CVE-2020-27653 // CNNVD: CNNVD-202010-1659

EXTERNAL IDS

db:NVDid:CVE-2020-27653

Trust: 1.8

db:TALOSid:TALOS-2020-1061

Trust: 1.8

db:CNNVDid:CNNVD-202010-1659

Trust: 0.7

db:CNVDid:CNVD-2020-60455

Trust: 0.1

db:VULHUBid:VHN-371562

Trust: 0.1

db:VULMONid:CVE-2020-27653

Trust: 0.1

sources: VULHUB: VHN-371562 // VULMON: CVE-2020-27653 // CNNVD: CNNVD-202010-1659 // NVD: CVE-2020-27653

REFERENCES

url:https://www.synology.com/security/advisory/synology_sa_20_14

Trust: 1.8

url:https://www.talosintelligence.com/vulnerability_reports/talos-2020-1061

Trust: 1.2

url:https://talosintelligence.com/vulnerability_reports/talos-2020-1061

Trust: 1.2

url:https://nvd.nist.gov/vuln/detail/cve-2020-27653

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/327.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

url:https://github.com/looran/synocli

Trust: 0.1

sources: VULHUB: VHN-371562 // VULMON: CVE-2020-27653 // CNNVD: CNNVD-202010-1659 // NVD: CVE-2020-27653

CREDITS

Discovered by Claudio Bozzato of Cisco Talos.

Trust: 0.6

sources: CNNVD: CNNVD-202010-1659

SOURCES

db:VULHUBid:VHN-371562
db:VULMONid:CVE-2020-27653
db:CNNVDid:CNNVD-202010-1659
db:NVDid:CVE-2020-27653

LAST UPDATE DATE

2024-11-23T22:16:17.847000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-371562date:2022-11-16T00:00:00
db:VULMONid:CVE-2020-27653date:2021-05-12T00:00:00
db:CNNVDid:CNNVD-202010-1659date:2020-11-04T00:00:00
db:NVDid:CVE-2020-27653date:2024-11-21T05:21:35.943

SOURCES RELEASE DATE

db:VULHUBid:VHN-371562date:2020-10-29T00:00:00
db:VULMONid:CVE-2020-27653date:2020-10-29T00:00:00
db:CNNVDid:CNNVD-202010-1659date:2020-10-29T00:00:00
db:NVDid:CVE-2020-27653date:2020-10-29T09:15:13.230