CVE-2021-45655: netgear r6400_firmware Injection
CVSS: 6.9v3.1MediumModified
Published 26-12-2021Last modified 04-08-2024
Vulnerability summary
CVE-2021-45655 is a medium (CVSS 6.9) Injection vulnerability in netgear r6400_firmware. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 38.3% of scored vulnerabilities.
CVSS score
6.9/10
010
Medium · v3.1 (CVE.org)EPSS score
0.45%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 26-12-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
NETGEAR R6400 devices before 1.0.1.70 are affected by server-side injection.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.9Preferred score · CVE.org (CNA)
CVSS:3.1/AC:L/AV:A/A:H/C:N/I:L/PR:H/S:C/UI:NSources2 sources · 6.8–6.9
- NVDNIST6.8MediumCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HDiffers
Medium 5.2Preferred score · NVD (NIST)
AV:A/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
+0.01 pp
From 0.44% on 21-09-2026
21-09-202621-10-2026
EPSS score0.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear1 product
- r6400_firmware< 1.0.1.70
1 vendor · 1 product
References
1 links- kb.netgear.com/000064069/Security-Advisory-for-Server-Side-Injection-on-R6400-PSV-2019-0178X Refsource MISCPatchVendor Advisory