The lazy_bdecode function in BitTorrent bootstrap-dht (aka Bootstrap) allows remote…
Priority MEDIUM 41CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
The lazy_bdecode function in BitTorrent bootstrap-dht (aka Bootstrap) allows remote attackers to execute arbitrary code via a crafted packet, which triggers an out-of-bounds read, related to "Improper Indexing."
Why it matters now
EPSS 0.05125 92nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bittorrent:bootstrap-dht:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Bittorrent |
- cpe:2.3:a:bittorrent:bootstrap-dht:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Bittorrent
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-8509
- 2026-10-03 Alias added: GHSA-g4qx-mx3q-4q2c
References
More Bittorrent Bootstrap-dht vulnerabilities
- TI-2015-04791 The lazy_bdecode function in BitTorrent DHT bootstrap server (bootstrap-dht ) allows… CVSS 2.0HIGH 7.5
Sources
- CVE-2014-8509 · CVE Program
- CVE-2014-8509 · NVD
- FIRST EPSS
- GHSA-g4qx-mx3q-4q2c · GitHub Advisory Database · CC BY 4.0
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