CVE-2025-4947

QUIC certificate check skip with wolfSSL

Medium · published May 28, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
20.2
In the wild
Unconfirmed
What it is

libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00288 · 20.2th percentile
Published
2025-05-28T06:29Z
EPSS history
Timeline
  • 28 MAY 06:29Z
    QUIC certificate check skip with wolfSSL
    cvelistv5