🛡️ CVE-2018-18206 — bytom

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-190 OSV
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Denial of Service in Bytom

In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2018-18206 is classified as CWE-190: Integer Overflow or Wraparound. Arithmetic produces a value too large for its type and wraps around, so a later size or bounds check passes when it should not.

Affected software

CVE-2018-18206 is recorded against 1 package.

  • github.com/bytom/bytom

Timeline and source

Published on 15 February 2022 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
github.com (Package)
pkg.go.dev (Web)

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-190
Public Exploit ✅ No
Source OSV
Published 2022-02-15
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
github.com/bytom/bytom — —

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