CVE-2018-10299 Detail
Current Description
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two _receivers arguments in conjunction with a large _value argument, as exploited in the wild in April 2018, aka the "batchOverflow" issue.
Source:
MITRE
View Analysis Description
Analysis Description
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two _receivers arguments in conjunction with a large _value argument, as exploited in the wild in April 2018, aka the "batchOverflow" issue.
Source:
MITRE
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
7.5 HIGH
Vector:
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
(V3 legend)
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
High
Availability (A):
None
CVSS v2.0 Severity and Metrics:
Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
Access Vector (AV):
Network
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
Partial
Availability (A):
None
Additional Information:
Allows unauthorized modification
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Technical Details
Vulnerability Type
(View All)
- Integer Overflow or Wraparound (CWE-190)
Change History
3 change records found
- show changes
Reanalysis -
8/29/2018 11:40:07 AM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:a:beauty:beauty_ecosystem_coin:-:*:*:*:*:*:*:*
*cpe:2.3:a:ethereum_project:ethereum:-:*:*:*:*:*:*:* |
OR
*cpe:2.3:a:beauty:beauty_ecosystem_coin:-:*:*:*:*:*:*:* |
Initial Analysis -
6/5/2018 2:16:17 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:beauty:beauty_ecosystem_coin:-:*:*:*:*:*:*:*
*cpe:2.3:a:ethereum_project:ethereum:-:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:N/AC:L/Au:N/C:N/I:P/A:N) |
| Added |
CVSS V3 |
|
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| Added |
CWE |
|
CWE-190 |
| Changed |
Reference Type |
https://dasp.co/#item-3 No Types Assigned |
https://dasp.co/#item-3 Exploit, Third Party Advisory |
| Changed |
Reference Type |
https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e No Types Assigned |
https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e Exploit, Third Party Advisory |
| Changed |
Reference Type |
https://peckshield.com/2018/04/22/batchOverflow/ No Types Assigned |
https://peckshield.com/2018/04/22/batchOverflow/ Exploit, Third Party Advisory |
| Changed |
Reference Type |
https://support.okex.com/hc/en-us/articles/360002944212-BeautyChain-BEC-Withdrawal-and-Trading-Suspended No Types Assigned |
https://support.okex.com/hc/en-us/articles/360002944212-BeautyChain-BEC-Withdrawal-and-Trading-Suspended Third Party Advisory |
| Changed |
Reference Type |
https://twitter.com/OKEx_/status/987967343983714304 No Types Assigned |
https://twitter.com/OKEx_/status/987967343983714304 Third Party Advisory |
| Changed |
Reference Type |
https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/ No Types Assigned |
https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/ Issue Tracking, Third Party Advisory |
CVE Modified by MITRE -
4/27/2018 9:29:01 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
Description |
Record truncated, showing 500 of 614 characters.
View Entire Change Record
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two _receivers arguments in conjunction with a large _value argument, as exploited in the wild in April 2018, aka the "batchOverflow" issue. NOTE: the OKEx exchange suspended BEC trading as of 2018-04-22; however, the integer ov |
An integer overflow in the batchTransfer function of a smart contract implementation for Beauty Ecosystem Coin (BEC), the Ethereum ERC20 token used in the Beauty Chain economic system, allows attackers to accomplish an unauthorized increase of digital assets by providing two _receivers arguments in conjunction with a large _value argument, as exploited in the wild in April 2018, aka the "batchOverflow" issue. |
| Added |
Reference |
|
https://medium.com/secbit-media/a-disastrous-vulnerability-found-in-smart-contracts-of-beautychain-bec-dbf24ddbc30e [No Types Assigned] |
| Added |
Reference |
|
https://www.reddit.com/r/ethereum/comments/8esyg9/okex_erc20_bug/ [No Types Assigned] |
Quick Info
CVE Dictionary Entry:
CVE-2018-10299
NVD Published Date:
04/23/2018
NVD Last Modified:
08/29/2018
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