Go Ethereum
CVE-2020-26242
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.
AnalysisAI
Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18. Affected products include: Ethereum Go Ethereum. Version information: version 1.9.18.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
More in Go Ethereum
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Go Ethereum (aka geth) 1.8.19 allows attackers to cause a denial of service (memory consumption) by rewriting the length
cmd/evm/runner.go in Go Ethereum (aka geth) 1.8.17 allows attackers to cause a denial of service (SEGV) via crafted byte
The GetBlockHeadersMsg handler in the LES protocol implementation in Go Ethereum (aka geth) before 1.8.11 may lead to an
Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situations, and
Geth versions prior to 1.16.9 can be remotely crashed by sending a specially crafted message over the network, allowing
Go Ethereum (geth) nodes can be remotely crashed through maliciously crafted network messages, causing denial of service
Go Ethereum nodes can be remotely crashed by unauthenticated attackers sending specially crafted network messages, resul
Go Ethereum versions up to 1.17.0 is affected by allocation of resources without limits or throttling (CVSS 7.5).
Go Ethereum (Geth) versions prior to 1.16.9 contain a cryptographic implementation flaw in ECIES that allows remote atta
Same technique Denial Of Service
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External POC / Exploit Code
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