CVE-2024-53356

CVE-2024-53356 is a critical-severity vulnerability in Easyvirt Co2scope with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Description

Weak JWT Secret vulnerabilitiy in EasyVirt DCScope <= 8.6.0 and CO2Scope <= 1.3.0 allows remote attackers to generate JWT for privilege escalation. The HMAC secret used for generating tokens is hardcoded as "somerandomaccesstoken". A weak HMAC secret poses a risk because attackers can use the predictable secret to create valid JSON Web Tokens (JWTs), allowing them access to important information and actions within the application.

Frequently asked questions

What is CVE-2024-53356?
Weak JWT Secret vulnerabilitiy in EasyVirt DCScope <= 8.6.0 and CO2Scope <= 1.3.0 allows remote attackers to generate JWT for privilege escalation. The HMAC secret used for generating tokens is hardcoded as "somerandomaccesstoken". A weak HMAC secret poses a risk because attackers can use the predictable secret to create valid JSON Web Tokens (JWTs), allowing them access to important information and actions within the application.
How severe is CVE-2024-53356?
CVE-2024-53356 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-53356 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-53356?
CVE-2024-53356 primarily affects Easyvirt Co2scope. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-53356?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-53356 have an EU (EUVD) identifier?
Yes. CVE-2024-53356 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51955.
When was CVE-2024-53356 published?
CVE-2024-53356 was published on 2025-01-31 and last updated on 2026-06-17.

References

Affected products (2)

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