CVE-2020-7858
CWE-548Published: April 22, 2021· Updated: Jun 17, 2026
Official Description
There is a directory traversing vulnerability in the download page url of AquaNPlayer 2.0.0.92. The IP of the download page url is localhost and an attacker can traverse directories using "dot dot" sequences(../../) to view host file on the system. This vulnerability can cause information leakage.
Technical Analysis
CVE-2020-7858 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 8.6.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-548)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-7858 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts