CVE-2021-26293

An issue was discovered in AfterLogic Aurora through 8.5.3 and WebMail Pro through 8.5.3, when DAV is enabled. They allow directory traversal to create new files (such as an executable file under the web root). This is related to DAVServer.php in 8.x and DAV/Server.php in 7.x.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 6.8 MEDIUM

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://auroramail.wordpress.com/2021/02/03/addressing-dav-related-vulnerability-in-webmail-and-aurora/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:afterlogic:aurora::::::::
	cpe:2.3:a:afterlogic:webmail_pro::::::::

Information

Published : 2021-03-04 13:15

Updated : 2021-03-11 06:29

NVD link : CVE-2021-26293

Mitre link : CVE-2021-26293

JSON object : View

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Products Affected

afterlogic

aurora
webmail_pro

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://auroramail.wordpress.com/2021/02/03/addressing-dav-related-vulnerability-in-webmail-and-aurora/", "name": "https://auroramail.wordpress.com/2021/02/03/addressing-dav-related-vulnerability-in-webmail-and-aurora/", "tags": ["Exploit", "Third Party Advisory"], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in AfterLogic Aurora through 8.5.3 and WebMail Pro through 8.5.3, when DAV is enabled. They allow directory traversal to create new files (such as an executable file under the web root). This is related to DAVServer.php in 8.x and DAV/Server.php in 7.x."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-22"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-26293", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2021-03-04T21:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:afterlogic:aurora:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "8.5.3"}, {"cpe23Uri": "cpe:2.3:a:afterlogic:webmail_pro:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "8.5.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-03-11T14:29Z"}

9.8 /10