TI-2018-02940 Aliases CVE-2018-3972 GHSA-4844-9f5j-f96x

Deserialization of untrusted data in https://github.com/sabelnikov Epee

MEDIUM 48CWE-502Published 2018-09-26 · Updated 2024-09-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-502.

Summary

An exploitable code execution vulnerability exists in the Levin deserialization functionality of the Epee library, as used in Monero 'Lithium Luna' (v0.12.2.0-master-ffab6700) and other cryptocurrencies. A specially crafted network packet can cause a logic flaw, resulting in code execution. An attacker can send a packet to trigger this vulnerability.

Why it matters now

EPSS 0.03686 89th 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
https://github.com/sabelnikov	Epee	as used in Monero 'Lithium Luna' (v0.12.2.0-master-ffab6700)	—	No fix listed	CNA

Epee Vendorhttps://github.com/sabelnikov Affected as used in Monero 'Lithium Luna' (v0.12.2.0-master-ffab6700) Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:getmonero:monero:0.12.2.0:::::::*	0.12.2.0	Vulnerable	getmonero

cpe:2.3:a:getmonero:monero:0.12.2.0:*:*:*:*:*:*:* Versions 0.12.2.0 Vulnerable ·getmonero

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-3972
2026-10-03 Alias added: GHSA-4844-9f5j-f96x

References

Exploit 1

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0637

Advisory 1

https://blog.talosintelligence.com/2018/09/epee-levin-vuln.html

TI-2025-19714 Monero through 0.18.3.4 before ec74ff4 does not have response limits on HTTP server connections. CVSS 3.1HIGH 8.6
TI-2020-16371 monero-wallet-gui in Monero GUI before 0.17.1.0 includes the . CVSS 3.1HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences