CVE-2020-37010

CRITICAL 9.8

BearShare Lite 5.2.5 - 'Advanced Search'Buffer Overflow in (PoC)

CVSS Score

9.8

EPSS Score

0.1%

EPSS Percentile

23th

BearShare Lite 5.2.5 contains a buffer overflow vulnerability in the Advanced Search keywords input that allows attackers to execute arbitrary code. Attackers can craft a specially designed payload to overwrite the EIP register and execute shellcode by pasting malicious content into the search keywords field.

CWE	CWE-120
Vendor	bearshareofficial
Product	bearshare lite
Published	Jan 29, 2026
Last Updated	May 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

BearshareOfficial / BearShare Lite

5.1.0 ≤ 5.2.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/48839 bearshareofficial.com: http://www.bearshareofficial.com/ oldversion.com.de: http://www.oldversion.com.de/windows/bearshare-lite-5-2-5 vulncheck.com: https://www.vulncheck.com/advisories/bearshare-lite-advanced-searchbuffer-overflow-in-poc

Credits

Christian Vierschilling