PT-2020-18577 · Mercari · Mercari

Taichi Kotake · Published 2020-07-09 · Updated 2021-07-21 · CVE-2020-5604

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Mercari (Japan version) versions prior to 3.52.0

Description The issue allows arbitrary method execution of a Java object by a remote attacker via a Man-In-The-Middle attack. This is achieved by using Java Reflection API of JavaScript code on WebView.

Recommendations For versions prior to 3.52.0, update to version 3.52.0 or later to resolve the issue.

Fix

Related Identifiers

CVE-2020-5604

Affected Products

Mercari

References · 3

• https://osv.dev/vulnerability/CVE-2020-5604 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-5604 · Security Note
• https://jvn.jp/en/jp/JVN93167107/index.html · Note