CVE-2020-37010

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.44% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 36.9% of scored records. A rank, not a probability.

NVD base score

8.4 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-01-29 14:28Z7 MO AGO

Last updated

2026-07-15 01:24Z1 MO AGO

Reserved

2026-01-27

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CNA CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.2

Document digest

470f1f2be2108284721d73a1562de4c738ba62e41abf630d5b8ba7457777a2e5

• www.exploit-db.comExploitDB-48839https://www.exploit-db.com/exploits/48839exploit
• www.bearshareofficial.comOfficial BearShare Homepagehttp://www.bearshareofficial.com/product
• www.oldversion.com.deBearShare Lite 5.2.5 Download Pagehttp://www.oldversion.com.de/windows/bearshare-lite-5-2-5product
• www.vulncheck.comVulnCheck Advisory: BearShare Lite 5.2.5 - 'Advanced Search'Buffer Overflow in (PoC)https://www.vulncheck.com/advisories/bearshare-lite-advanced-searchbuffer-overflow-in-pocthird-party-advisory