CVE-2021-3169

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Published Jul 23, 2021 CVSS 3.1 · 9.8 Critical EPSS 2.8% KEV · Not listed

Description

An issue in Jumpserver before 2.6.2, before 2.5.4, before 2.4.5 allows attackers to create a connection token through an API which does not have access control and use it to access sensitive assets.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:jumpserver:jumpserver::::::::
	cpe:2.3:a:jumpserver:jumpserver::::::::
	cpe:2.3:a:jumpserver:jumpserver::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: 2.8% (2.750% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://blog.fit2cloud.com/?p=1764
https://mp.weixin.qq.com/s/5tgcaIrnDnGP-LvWPw9YCg
https://s.tencent.com/research/bsafe/1228.html

History

No history.

Subscriptions

Jumpserver Jumpserver

Weaknesses

CWE-74

Sources

CVE record Updated: Aug 3, 2024, 4:45 PM

Status: PUBLISHED
Assigner: mitre
Published: Jul 23, 2021, 12:00 AM
Updated: Aug 3, 2024, 4:45 PM
Reserved: Jan 18, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:04 AM

Status: Modified
Published: Jul 23, 2021, 9:15 PM
Modified: Jun 17, 2026, 4:04 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jumpserver:jumpserver:*:*:*:*:*:*:*:*", "matchCriteriaId": "687DD45D-6DA6-48F6-BB28-332E257F0816", "versionEndExcluding": "2.4.5", "versionStartIncluding": "2.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:jumpserver:jumpserver:*:*:*:*:*:*:*:*", "matchCriteriaId": "FC90E3CD-C460-48C9-B8A0-AE178BF1ADDE", "versionEndExcluding": "2.5.4", "versionStartIncluding": "2.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:jumpserver:jumpserver:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA611799-E428-4FEA-83A2-D447659BA1D2", "versionEndExcluding": "2.6.2", "versionStartIncluding": "2.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue in Jumpserver before 2.6.2, before 2.5.4, before 2.4.5 allows attackers to create a connection token through an API which does not have access control and use it to access sensitive assets."}, {"lang": "es", "value": "Un problema en Jumpserver versiones 2.6.2 e inferiores, permite a atacantes crear un token de conexi\u00f3n mediante una API que no presenta control de acceso y usarlo para acceder a activos confidenciales"}], "id": "CVE-2021-3169", "lastModified": "2026-06-17T04:04:47.060", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-07-23T21:15:07.437", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://blog.fit2cloud.com/?p=1764"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://mp.weixin.qq.com/s/5tgcaIrnDnGP-LvWPw9YCg"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://s.tencent.com/research/bsafe/1228.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://blog.fit2cloud.com/?p=1764"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://mp.weixin.qq.com/s/5tgcaIrnDnGP-LvWPw9YCg"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://s.tencent.com/research/bsafe/1228.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}], "source": "nvd@nist.gov", "type": "Primary"}]}