Cisco Secure Firewall 3100 Secure Boot trust boundary violation

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Cisco Secure Firewall 3100. Affected is an unknown function of the component Secure Boot. This manipulation causes trust boundary violation. The identification of this vulnerability is CVE-2022-20826. It is feasible to perform the attack on the physical device. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco Secure Firewall 3100 (Firewall Software) (version now known). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Secure Boot. The manipulation with an unknown input leads to a trust boundary violation vulnerability. The CWE definition for the vulnerability is CWE-501. The product mixes trusted and untrusted data in the same data structure or structured message. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 11/09/2022 as cisco-sa-fw3100-secure-boot-5M8mUh26. The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2022-20826 since 11/02/2021. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.4
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Trust boundary violation
CWE: CWE-501
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/02/2021 🔍
11/09/2022 +372 days 🔍
11/09/2022 +0 days 🔍
12/11/2022 +32 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-fw3100-secure-boot-5M8mUh26
Status: Confirmed

CVE: CVE-2022-20826 (🔍)
GCVE (CVE): GCVE-0-2022-20826
GCVE (VulDB): GCVE-100-213289

Entryinfo

Created: 11/09/2022 19:12
Updated: 12/11/2022 08:54
Changes: 11/09/2022 19:12 (38), 12/11/2022 08:51 (1), 12/11/2022 08:54 (21)
Complete: 🔍
Cache ID: 216::103

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