CVE-2018-15552

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
The "PayWinner" function of a simplelottery smart contract implementation for The Ethereum Lottery, an Ethereum gambling game, generates a random value with publicly readable variable "maxTickets" (which is private, yet predictable and readable by the eth.getStorageAt function). Therefore, it allows attackers to always win and get rewards.
Overview
  • CVE ID
  • CVE-2018-15552
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-09-07T22:29:01
  • Last Modified Date
  • 2019-09-16T15:38:30
Weakness Enumerations
CWE URL
CWE-338 http://cwe.mitre.org/data/definitions/338.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:theethereumlottery:the_ethereum_lottery:-:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/TEAM-C4B/CVE-LIST/tree/master/CVE-2018-15552 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-15552
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15552
History
Created Old Value New Value Data Type Notes
2022-05-10 07:46:14 Added to TrackCVE
2022-12-03 11:55:31 2018-09-07T22:29Z 2018-09-07T22:29:01 CVE Published Date updated
2022-12-03 11:55:31 2019-09-16T15:38:30 CVE Modified Date updated
2022-12-03 11:55:31 Analyzed Vulnerability Status updated