CVE-2018-21122: netgear gs110emx_firmware Improper Input Validation
CVSS: 6.5v3.0MediumModified
Published 22-04-2020Last modified 05-08-2024
Vulnerability summary
CVE-2018-21122 is a medium (CVSS 6.5) Improper Input Validation vulnerability in netgear gs110emx_firmware. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.7% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.0 (CVE.org)EPSS score
0.53%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 22-04-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Certain NETGEAR devices are affected by denial of service. This affects GS110EMX before 1.0.0.9, GS810EMX before 1.0.0.5, XS512EM before 1.0.0.6, and XS724EM before 1.0.0.6.
CVSS metrics
4 scores · 2 sources · 3 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 6.5Preferred score · CVE.org (CNA)
CVSS:3.0/AC:L/AV:A/A:H/C:N/I:N/PR:N/S:U/UI:NSourcesAll 2 agree
- NVDNIST6.5MediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Low 3.3Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.53%
Chance of exploitation in the next 30 days
Percentile
44%
Versus all other CVEs
30-day change
0.00 pp
From 0.53% on 19-09-2026
19-09-202619-10-2026
EPSS score0.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear4 products
- gs110emx_firmware< 1.0.0.9
- gs810emx_firmware< 1.0.0.5
- xs512em_firmware< 1.0.0.6
- xs724em_firmware< 1.0.0.6
1 vendor · 4 products
References
1 links- kb.netgear.com/000060236/Security-Advisory-for-Denial-of-Service-on-Some-Switches-PSV-2018-0222X Refsource CONFIRMVendor Advisory