VDB-107685 · CVE-2017-5701 · BID 101257

Intel NUC7i3BNK/NUC7i3BNH/NUC7i5BNK/NUC7i5BNH/NUC7i7BNH up to BN0049 BIOS Recovery access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
7.3$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH and NUC7i7BNH up to BN0049. The affected element is an unknown function of the component BIOS Recovery. Performing a manipulation results in access control. This vulnerability is known as CVE-2017-5701. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH and NUC7i7BNH up to BN0049. This affects an unknown code of the component BIOS Recovery. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Insecure platform configuration in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below allows an attacker with physical presence to run arbitrary code via unauthorized firmware modification during BIOS Recovery.

The bug was discovered 10/06/2017. The weakness was published 10/11/2017 (Website). The advisory is shared at security-center.intel.com. This vulnerability is uniquely identified as CVE-2017-5701 since 02/01/2017. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/16/2021). MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 101257†). Similar entries are available at VDB-107684, VDB-107686 and VDB-107687. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.4
VulDB Temp Score: 7.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/01/2017 🔍
10/06/2017 +247 days 🔍
10/06/2017 +0 days 🔍
10/10/2017 +4 days 🔍
10/11/2017 +1 days 🔍
10/11/2017 +0 days 🔍
01/16/2021 +1193 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: security-center.intel.com
Researcher: Nikolaj Schlej.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-5701 (🔍)
GCVE (CVE): GCVE-0-2017-5701
GCVE (VulDB): GCVE-100-107685
SecurityFocus: 101257 - Intel SPI Write Protection CVE-2017-5701 Local Security Bypass Vulnerability

See also: 🔍

Entryinfo

Created: 10/11/2017 10:34
Updated: 01/16/2021 08:26
Changes: 10/11/2017 10:34 (59), 11/23/2019 15:23 (4), 01/16/2021 08:26 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!