Arista DANZ Monitoring Fabric up to MCD 2.4.0 Upgrade Image Parser signature verification

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 (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Arista DANZ Monitoring Fabric up to CCF 6.2.4/CVA 7.0/DMF 8.5.2/DMF 8.6.1/MCD 2.4.0. Affected by this issue is some unknown functionality of the component Upgrade Image Parser. The manipulation results in signature verification. This vulnerability is known as CVE-2025-54549. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Arista DANZ Monitoring Fabric up to CCF 6.2.4/CVA 7.0/DMF 8.5.2/DMF 8.6.1/MCD 2.4.0. It has been classified as problematic. Affected is an unknown function of the component Upgrade Image Parser. The manipulation with an unknown input leads to a signature verification vulnerability. CWE is classifying the issue as CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO

The advisory is shared for download at arista.com. This vulnerability is traded as CVE-2025-54549 since 07/24/2025. The exploitability is told to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

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

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

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

CNA Base Score: 5.9
CNA Vector (Arista): 🔒

CVSSv2info

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

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

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

07/24/2025 CVE reserved
10/30/2025 +98 days Advisory disclosed
10/30/2025 +0 days VulDB entry created
10/30/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: arista.com
Status: Confirmed

CVE: CVE-2025-54549 (🔒)
GCVE (CVE): GCVE-0-2025-54549
GCVE (VulDB): GCVE-100-330540

Entryinfo

Created: 10/30/2025 08:07
Changes: 10/30/2025 08:07 (61)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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