CVE-2018-21100: netgear r7800_firmware OS Command Injection
CVSS: 8.0v3.1HighModified
Published 27-04-2020Last modified 05-08-2024
Vulnerability summary
CVE-2018-21100 is a high (CVSS 8.0) OS Command Injection vulnerability in netgear r7800_firmware. EPSS estimates a 0.93% chance of exploitation in the next 30 days, higher than 60.3% of scored vulnerabilities.
CVSS score
8.0/10
010
High · v3.1 (NVD)EPSS score
0.93%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 27-04-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
NETGEAR R7800 devices before 1.0.2.60 are affected by command injection by an authenticated user.
CVSS metrics
4 scores · 2 sources · 3 versionsHigh 8.0Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.6Preferred score · CVE.org (CNA)
CVSS:3.0/AC:L/AV:A/A:H/C:L/I:H/PR:L/S:U/UI:NSourcesAll 2 agree
- NVDNIST7.6HighCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Medium 5.2Preferred score · NVD (NIST)
AV:A/AC:L/Au:S/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.93%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
0.00 pp
From 0.93% on 21-09-2026
21-09-202621-10-2026
EPSS score0.93%
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
- r7800_firmware< 1.0.2.60
1 vendor · 1 product