CVE-2018-21123: netgear wc7500_firmware Injection
CVSS: 8.8v3.0HighModified
Published 22-04-2020Last modified 05-08-2024
Vulnerability summary
CVE-2018-21123 is a high (CVSS 8.8) Injection vulnerability in netgear wc7500_firmware. EPSS estimates a 1.49% chance of exploitation in the next 30 days, higher than 73.6% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.0 (CVE.org)EPSS score
1.49%
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 command injection by an unauthenticated attacker. This affects WC7500 before 6.5.3.9, WC7520 before 6.5.3.9, WC7600v1 before 6.5.3.9, and WC7600v2 before 6.5.3.9.
CVSS metrics
4 scores · 2 sources · 3 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 8.8Preferred score · CVE.org (CNA)
CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:NSourcesAll 2 agree
- NVDNIST8.8HighCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Medium 5.8Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.49%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
0.00 pp
From 1.49% on 18-09-2026
18-09-202618-10-2026
EPSS score1.49%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear3 products
- wc7500_firmware< 6.5.3.9
- wc7520_firmware< 6.5.3.9
- wc7600_firmware< 6.5.3.9
1 vendor · 3 products