Brocade Fabric OS up to 7.4.2c/8.0.2e/8.1.2e/8.2.0 secryptocfg input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.2 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Brocade Fabric OS up to 7.4.2c/8.0.2e/8.1.2e/8.2.0. Affected is some unknown processing of the component secryptocfg. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
A vulnerability in the secryptocfg export command of Brocade Fabric OS versions before 8.2.1, 8.1.2f, 8.0.2f, 7.4.2d could allow a local attacker to bypass the export file access restrictions and initiate a file copy from the source to a remote system.
The bug was discovered 10/29/2018. The weakness was shared 11/08/2018 (Website). The advisory is available at broadcom.com. This vulnerability is traded as CVE-2018-6433 since 01/31/2018. Local access is required to approach this attack. Required for exploitation is a authentication. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 10 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version 7.4.2d, 8.0.2f, 8.1.2f or 8.2.1 eliminates this vulnerability.
The entries 126595, 126598, 126597 and 126596 are related to this item.
Product
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Fabric OS 7.4.2d/8.0.2f/8.1.2f/8.2.1
Timeline
01/31/2018 🔍10/29/2018 🔍
11/08/2018 🔍
11/08/2018 🔍
11/09/2018 🔍
04/11/2020 🔍
Sources
Advisory: broadcom.comStatus: Not defined
Confirmation: 🔍
CVE: CVE-2018-6433 (🔍)
See also: 🔍
Entry
Created: 11/09/2018 07:44Updated: 04/11/2020 09:32
Changes: 11/09/2018 07:44 (59), 04/11/2020 09:32 (2)
Complete: 🔍
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