CVE-2021-26076

The jira.editor.user.mode cookie set by the Jira Editor Plugin in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.0 allows remote anonymous attackers who can perform an attacker in the middle attack to learn which mode a user is editing in due to the cookie not being set with a secure attribute if Jira was configured to use https.

CVSS v3 3.7 LOW
CVSS v2.0 4.3 MEDIUM

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://jira.atlassian.com/browse/JRASERVER-72252	Patch Vendor Advisory
https://jira.atlassian.com/browse/JRASERVER-72252	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:atlassian:data_center::::::::
	cpe:2.3:a:atlassian:jira::::::::
	cpe:2.3:a:atlassian:jira_data_center::::::::
	cpe:2.3:a:atlassian:jira_data_center::::::::
	cpe:2.3:a:atlassian:jira_server::::::::
	cpe:2.3:a:atlassian:jira_server::::::::

History

21 Nov 2024, 05:55

Type	Values Removed	Values Added
References	~~() https://jira.atlassian.com/browse/JRASERVER-72252 - Patch, Vendor Advisory~~	() https://jira.atlassian.com/browse/JRASERVER-72252 - Patch, Vendor Advisory

Information

Published : 2021-04-15 00:15

Updated : 2024-11-21 05:55

NVD link : CVE-2021-26076

Mitre link : CVE-2021-26076

CVE.ORG link : CVE-2021-26076

JSON object : View

Products Affected

atlassian

jira_server
data_center
jira_data_center
jira

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-26076", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "published": "2021-04-15T00:15:12.983", "references": [{"url": "https://jira.atlassian.com/browse/JRASERVER-72252", "tags": ["Patch", "Vendor Advisory"], "source": "security@atlassian.com"}, {"url": "https://jira.atlassian.com/browse/JRASERVER-72252", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The jira.editor.user.mode cookie set by the Jira Editor Plugin in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.0 allows remote anonymous attackers who can perform an attacker in the middle attack to learn which mode a user is editing in due to the cookie not being set with a secure attribute if Jira was configured to use https."}, {"lang": "es", "value": "La cookie jira.editor.user.mode ajustada por Jira Editor Plugin en Jira Server y Data Center versiones anteriores a 8.5.12, desde versi\u00f3n 8.6.0 versiones anteriores a 8.13.4 y desde versi\u00f3n 8.14.0 versiones anteriores a 8.15.0, permite a atacantes an\u00f3nimos remotos poder llevar a cabo un ataque de tipo attacker in the middle para saber en qu\u00e9 modo est\u00e1 editando un usuario debido a que la cookie no est\u00e1 ajustada con un atributo seguro si Jira estaba configurado para usar https"}], "lastModified": "2024-11-21T05:55:49.403", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09C2E603-3885-467B-8720-DF14A23075C4", "versionEndExcluding": "8.5.12"}, {"criteria": "cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AD4EEB38-868D-4E69-80A7-899BD9323B3A", "versionEndExcluding": "8.5.12"}, {"criteria": "cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "46468A73-9066-4ADA-BF9A-0DDF3EE9F69E", "versionEndExcluding": "8.13.4", "versionStartIncluding": "8.6.0"}, {"criteria": "cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9F4C4682-A56A-4BEA-AFD7-6F116FCE8EF9", "versionEndExcluding": "8.15.1", "versionStartIncluding": "8.14.0"}, {"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8BE06262-0589-4549-A3F2-6AA02A2E346D", "versionEndExcluding": "8.13.4", "versionStartIncluding": "8.6.0"}, {"criteria": "cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3C31DC16-F8E3-4261-B539-C251E4BBC584", "versionEndExcluding": "8.15.1", "versionStartIncluding": "8.14.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@atlassian.com"}