CVE-2021-42133

moderate-risk
Published 2021-12-07

An exposed dangerous function vulnerability exists in Ivanti Avalanche before 6.3.3 allows an attacker with access to the Inforail Service to perform an arbitrary file write.

Do I need to act?

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14.4% chance of exploitation in next 30 days
EPSS score — higher than 86% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Ivanti

References (2)

Vendor Advisory https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-...
Vendor Advisory https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-...
45
/ 100
moderate-risk
Severity 28/34 · Critical
Exploitability 12/34 · Low
Exposure 5/34 · Minimal