CVE Vulnerability

CVE-2018-1000831

K9Mail version <= v5.600 contains a XML External Entity (XXE) vulnerability in WebDAV response parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning. This attack appear to be exploitable via malicious WebDAV server or intercept the reponse of a valid WebDAV server.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

10 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://github.com/k9mail/k-9/issues/3681 Issue Tracking Third Party Advisory
https://0dd.zone/2018/10/28/k9mail-XXE-MitM/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:k9mail:k-9_mail:*:*:*:*:*:*:*:*
Information

Published : 2018-12-20 03:29

Updated : 2019-01-08 07:06

NVD link : CVE-2018-1000831

Mitre link : CVE-2018-1000831

Products Affected
No products.
CWE
CWE-611

Improper Restriction of XML External Entity Reference