CVE-2018-17031 Information

Description

In Gogs 0.11.53 an attacker can use a crafted .eml file to trigger MIME type sniffing which leads to XSS as demonstrated by Internet Explorer because an \X-Content-Type-Options: nosniff\ header is not sent.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://github.com/gogs/gogs/issues/5397

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1