SARA / Free Tools / KEV / CVE-2020-11899

CVE-2020-11899 on CISA KEV

The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.

CISA KEV — Actively Exploited

Treck TCP/IP stack Out-of-Bounds Read Vulnerability

Vendor / Product
— / Treck TCP/IP stack / IPv6
Added to KEV
2022-03-03
BOD 22-01 due
2022-03-17
Ransomware use
Unknown
CVSS / EPSS
· EPSS 33.25%

01What CISA says about this vulnerability

The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

VendorProductVersions
na / n/an/a

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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Programmatic KEV data?
SARA's API returns KEV, CVSS, EPSS + analyst summary in one call.
Read the API reference →