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CVE-2023-4397

🗓️ 28 Nov 2023 01:42:00Reported by ZyxelType 
cve
 cve
🔗 web.nvd.nist.gov👁 69 Views

A buffer overflow vulnerability in Zyxel ATP & USG firmware v5.37 allows DoS

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
ZyXEL USG FLEX ATP Buffer Overflow DoS
1 Dec 202300:00
–bdu_fstec
cnnvd
CNNVD
Zyxel ATP Security Vulnerability
28 Nov 202300:00
–cnnvd
cvelist
Cvelist
CVE-2023-4397
28 Nov 202301:42
–cvelist
euvd
EUVD
EUVD-2023-54260
3 Oct 202520:07
–euvd
ncsc
NCSC
Vulnerabilities fixed in Zyxel products
4 Dec 202300:00
–ncsc
nvd
NVD
CVE-2023-4397
28 Nov 202302:15
–nvd
osv_cve
osv_cve
CVE-2023-4397
28 Nov 202302:15
–osv_cve
prion
Prion
Buffer overflow
28 Nov 202302:15
–prion
ptsecurity
Positive Technologies
PT-2023-7251 · Zyxel · Zyxel Usg Flex Series +3
17 Aug 202300:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2023-4397: Buffer Copy without Checking Size of Input
28 Nov 202300:00
–rapid7
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "ATP series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.37"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "USG FLEX series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.37"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": " USG FLEX 50(W) series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.37"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "USG20(W)-VPN series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "5.37"
      }
    ]
  }
]

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17 Jun 2026 06:37Current
5Medium risk
Vulners AI Score5
CVSS 3.14.4
EPSS0.00233
69