CVE-2018-11687 (GCVE-0-2018-11687)

Vulnerability from cvelistv5 – Published: 2018-08-15 17:00 – Updated: 2024-08-05 08:17
VLAI KEVintel KEV
Summary
An integer overflow in the distributeBTR function of a smart contract implementation for Bitcoin Red (BTCR), an Ethereum ERC20 token, allows the owner to accomplish an unauthorized increase of digital assets by providing a large address[] array, as exploited in the wild in May 2018, aka the "ownerUnderflow" issue.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE
  • n/a
Assigner
References
URL Tags
https://www.anquanke.com/post/id/147913 x_refsource_MISC
Date Public
2018-06-13 00:00
KEVintel KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: dd3cf363-89d0-4fb9-8bfc-555544669ac4

Vulnerability ID: CVE-2018-11687

Status: Confirmed

Status Updated: 2018-08-15 17:00 UTC

Exploited: Yes

Timestamps
First Seen: 2018-08-15
Asserted: 2018-08-15
Scope
Notes: KEVIntel entry: An integer overflow in the distributeBTR function of a smart contract implementation for Bitcoin Red (BTCR), an Ethereum ERC20 token, allows the... | Affected: Bitcoin Red / Bitcoin Red (BTCR) ERC20 token | CVSS: 7.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title An integer overflow in the distributeBTR function of a smart contract implementation for Bitcoin Red (BTCR), an Ethereum ERC20 token, allows the...
Vendor Bitcoin Red
Product Bitcoin Red (BTCR) ERC20 token
Added Date 2018-08-15T17:00:00.000Z
Cvss Score 7.5
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-06-19 12:53 UTC | Updated: 2026-06-19 12:53 UTC
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.