CVE-2021-44545: intel killer_ac_1550_firmware Improper Input Validation
CVSS: 6.5v3.1MediumModified
AliasesDEBIAN-CVE-2021-44545
Published 18-08-2022Last modified 05-05-2025
Vulnerability summary
CVE-2021-44545 is a medium (CVSS 6.5) Improper Input Validation vulnerability in intel killer_ac_1550_firmware. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 40.6% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.49%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 18-08-2022PublishedVulnerability first disclosed.
- 05-05-2025Last modifiedVulnerability information updated.
Description
Improper input validation for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow an unauthenticated user to potentially enable denial of service via adjacent access.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVDNIST6.5MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.49%
Chance of exploitation in the next 30 days
Percentile
41%
Versus all other CVEs
30-day change
0.00 pp
From 0.49% on 19-09-2026
19-09-202619-10-2026
EPSS score0.49%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Intel9 products
- killer_ac_1550_firmware< 3.1122.1105
- killer_wi-fi_6_ax1650_firmware< 3.1122.1105
- killer_wi-fi_6e_ax1675_firmware< 3.1122.1105
- killer_wi-fi_6e_ax1690_firmware< 3.1122.1105
- proset_wi-fi_6e_ax210_firmware< 22.120
Debian1 product
- firmware-nonfree< 20220913-1
2 vendors · 10 products
