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EUVD-2021-29677

🗓️ 03 Oct 2025 20:07:09Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 18 Views

ModSecurity 3.x and 2.x can be overwhelmed by excessively nested JSON objects, causing CPU issues.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2021-42717
7 Dec 202122:15
–attackerkb
bdu_fstec
BDU FSTEC
modsecurity-apache JSON Processing DoS
12 Jan 202200:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2021-42717 affecting package mod_security for versions less than 2.9.7-8
28 Oct 202521:13
–cbl_mariner
circl
Circl
CVE-2021-42717
8 Dec 202100:23
–circl
cnnvd
CNNVD
ModSecurity安全漏洞
7 Dec 202100:00
–cnnvd
cve
CVE
CVE-2021-42717
7 Dec 202121:08
–cve
cvelist
Cvelist
CVE-2021-42717
7 Dec 202121:08
–cvelist
debian
Debian
[SECURITY] [DLA 3031-1] modsecurity-apache security update
28 May 202207:43
–debian
debian
Debian
[SECURITY] [DSA 5023-1] modsecurity-apache security update
18 Dec 202113:15
–debian
debiancve
Debian CVE
CVE-2021-42717
7 Dec 202121:08
–debiancve
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "5cf3d88c-3bbc-3b9c-9464-3b9c74cd3716",
        "vendor": {
          "name": "n/a"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "88a5d073-565d-3a33-9129-6de30793b434",
        "product": {
          "name": "n/a"
        },
        "product_version": "n/a"
      }
    ]
  }
]

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03 Oct 2025 20:07Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.5
CVSS 25
EPSS0.03249
18