Aurora DAO Ethereum ERC20 Token lockBalances Smart Contract access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Aurora DAO. Affected by this vulnerability is the function lockBalances of the component Ethereum ERC20 Token Handler. Such manipulation as part of Smart Contract leads to access control. This vulnerability is traded as CVE-2018-10705. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Aurora DAO (affected version unknown). Affected by this issue is the function lockBalances of the component Ethereum ERC20 Token Handler. The manipulation as part of a Smart Contract leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is availability. CVE summarizes:

The Owned smart contract implementation for Aurora DAO (AURA), an Ethereum ERC20 token, allows attackers to acquire contract ownership because the setOwner function is declared as public. An attacker can then conduct a lockBalances() denial of service attack.

The bug was discovered 05/03/2018. The weakness was shared 05/09/2018 (Website). The advisory is shared for download at peckshield.com. This vulnerability is handled as CVE-2018-10705 since 05/03/2018. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/03/2018 🔍
05/03/2018 +0 days 🔍
05/08/2018 +4 days 🔍
05/09/2018 +1 days 🔍
05/10/2018 +1 days 🔍
02/03/2020 +634 days 🔍

Sourcesinfo

Advisory: peckshield.com
Status: Not defined

CVE: CVE-2018-10705 (🔍)
GCVE (CVE): GCVE-0-2018-10705
GCVE (VulDB): GCVE-100-117524

Entryinfo

Created: 05/10/2018 10:09
Updated: 02/03/2020 16:37
Changes: 05/10/2018 10:09 (56), 02/03/2020 16:37 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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