CVE-2021-27803
High
Published: 26 February 2021
Published
26 February 2021
Modified
18 December 2025
KEV Added
—
Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0083
74.9th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-27803 is a high-severity an unspecified weakness vulnerability in Fedoraproject Fedora. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 25.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-14544
Vulnerability details
A vulnerability was discovered in how p2p/p2p_pd.c in wpa_supplicant before 2.10 processes P2P (Wi-Fi Direct) provision discovery requests. It could result in denial of service or other impact (potentially execution of arbitrary code), for an attacker within radio range.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
w1.fi
wpa supplicant
1.0 — 2.10
fedoraproject
fedora
32, 33, 34
debian
debian linux
10.0, 9.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.