CVE-2018-20298

medium

Description

S3 Browser before 8.1.5 contains an XML external entity (XXE) vulnerability, allowing remote attackers to read arbitrary files and obtain NTLMv2 hash values by tricking a user into connecting to a malicious server via the S3 protocol.

References

https://www.ptsecurity.com/ww-en/analytics/threatscape/pt-2018-34/

https://s3browser.com/news.aspx

Details

Source: Mitre, NVD

Published: 2018-12-19

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

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