PoC Index

CVE-2021-40540

CRITICAL 9.8EPSS 2.6%

ulfius_uri_logger in Ulfius HTTP Framework before 2.7.4 omits con_info initialization and a con_info->request NULL check for certain malformed HTTP requests.

CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
2.63% chance of exploitation in the next 30 days, 84th percentile
Published
2021-09-07
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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