Brother Vulnerabilities

Timeline

The analysis of the timeline helps to identify the required approach and handling of single items and item collections. This overview makes it possible to see less important slices and more severe hotspots at a glance. Prioritizing items becomes possible.

Type

The moderation team is working with the threat intelligence team to categorize software that is affected by security vulnerabilities. This helps to illustrate the assignment of these categories to determine the most affected software types.

Product

Brother Industries/FUJIFILM Business Innovation/RI ...5
Brother HL-L8360CDW3
Brother Industries/FUJIFILM Business Innovation/RI ...2
Brother MFC-J4410DW2
Brother Mfc-9970cdw2

Grouping vulnerabilities by products helps to get an overview. This makes it possible to determine an homogeneous landscape or the most important hotspots in heterogeneous landscapes.

Remediation

Official fix3
Temporary fix0
Workaround0
Not available5
Not defined29

Vendors and researchers are eager to find countermeasures to mitigate security vulnerabilities. These can be distinguished between multiple forms and levels of remediation which influence risks differently.

Exploitability

Attacked0
Highly functional5
Functional0
Proof-of-Concept8
Unproven0
Not defined24

Researcher and attacker which are looking for security vulnerabilities try to exploit them for academic purposes or personal gain. The level and quality of exploitability can be distinguished to determine simplicity and strength of attacks.

Access Vector

Not Defined0
Physical0
Local8
Adjacent3
Network26

The approach a vulnerability it becomes important to use the expected access vector. This is typically via the network, local, or physically even.

Authentication

Not Defined0
High3
Low10
None24

To exploit a vulnerability a certail level of authentication might be required. Vulnerabilities without such a requirement are much more popular.

User Interaction

Not Defined0
Required7
None30

Some attack scenarios require some user interaction by a victim. This is typical for phishing, social engineering and cross site scripting attacks.

C3BM Index

Our unique C3BM Index (CVSSv3 Base Meta Index) cumulates the CVSSv3 Meta Base Scores of all entries over time. Comparing this index to the amount of disclosed vulnerabilities helps to pinpoint the most important events.

CVSSv3 Base

≤10
≤20
≤30
≤43
≤58
≤66
≤78
≤89
≤93
≤100

The Common Vulnerability Scoring System (CVSS) is an industry standard to define the characteristics and impacts of security vulnerabilities. The base score represents the intrinsic aspects that are constant over time and across user environments. Our unique meta score merges all available scores from different sources to aggregate to the most reliable result.

CVSSv3 Temp

≤10
≤20
≤30
≤43
≤58
≤66
≤79
≤88
≤93
≤100

The Common Vulnerability Scoring System (CVSS) uses temp scores to reflect the characteristics of a vulnerability that may change over time but not across user environments. This includes reporting confidence, exploitability and remediation levels. We do also provide our unique meta score for temp scores, even though other sources rarely publish them.

VulDB

≤10
≤20
≤32
≤41
≤57
≤69
≤78
≤89
≤91
≤100

Our moderation team is always defining realistic the base vector and base score for an entry. These and all other available scores are used to generate the aggregated meta score.

NVD

≤10
≤20
≤30
≤41
≤51
≤61
≤70
≤82
≤91
≤102

The National Vulnerability Database (NVD) is defining CVSS vectors and scores. Their rating methodology leads to usually higher scores than other sources.

CNA

≤10
≤20
≤30
≤43
≤51
≤64
≤72
≤87
≤90
≤101

A CVE Numbering Authority (CNA) is responsible for assigning new CVE entries and might also propagate a CVSS score.

CISA-ADP

≤10
≤20
≤30
≤40
≤50
≤60
≤70
≤80
≤90
≤100

The CISA Vulnrichment project acts as an ADP (Authorized Data Publisher) and is adding CVSS data to CVE entries to provide independent ratings as early as possible.

Vendor

≤10
≤20
≤30
≤40
≤50
≤60
≤70
≤80
≤90
≤100

Some vendors are willing to publish their own CVSS vectors and scores for vulnerabilities in their products. The coverage and methodology varies from vendor to vendor.

Exploit 0-day

<1k6
<2k10
<5k12
<10k5
<25k4
<50k0
<100k0
≥100k0

The moderation team is working with the threat intelligence team to determine prices for exploits. Our unique algorithm is used to identify the 0-day prices for an exploit, before it got distributed or became public. Calculated prices are aligned to prices disclosed by vulnerability broker and compared to prices we see on exploit markets.

Exploit Today

<1k25
<2k1
<5k6
<10k1
<25k4
<50k0
<100k0
≥100k0

The 0-day prices do not consider time-relevant factors. The today price does reflect price impacts like disclosure of vulnerability details, alternative exploits, availability of countermeasures. These dynamic aspects might decrease the exploit prices over time. Under certain circumstances this happens very fast.

Exploit Market Volume

Our unique calculation of exploit prices makes it possible to forecast the expected exploit market volume. The calculated prices for all possible 0-day expoits are cumulated for this task. Comparing the volume to the amount of disclosed vulnerabilities helps to pinpoint the most important events.

Affected Products (38): BRAdmin Professional (1), BRAgent (1), BRPrint Auditor (1), Driver Installer (1), HL-L2340D (1), HL-L2380DW (1), HL-L8360CDW (3), HL5470 (1), HL Network Printer (1), MFC-8710DW (1), MFC-9130CW (1), MFC-9330CDW (1), MFC-9340CDW (1), MFC-9970CDW (2), MFC-J491DW (1), MFC-J3720 (1), MFC-J4410DW (2), MFC-J4420DW (1), MFC-J4620DW (1), MFC-J5620DW (1), MFC-J5910DW (1), MFC-J6520DW (1), MFC-J6720DW (1), MFC-J6920DW (1), MFC-J6973CDW (1), MFC-L2700DW (1), MFC-L2740DW (1), MFC-L8850CDW (1), MFP (3), Mfc-9970cdw (2), NC-3100h (1), Printer (11), Printer HL5370 (1), Scanner (1), eXeScope (1), iPrint&Scan (1), iPrint&Scan App (1), iPrint&Scan Desktop (1)

27 More entries are not shown

Once again VulDB remains the best source for vulnerability data.

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