CVE-2020-8618
A buffer boundary check assertion in rdataset.c can fail incorrectly during zone transfer
MEDIUM 4.9
En bref
- Source
- NVD
- EPSS
- EPSS 1.88 % · centile 79 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- isc
- Statut NVD
- Modified
Description
An attacker who is permitted to send zone data to a server via zone transfer can exploit this to intentionally trigger the assertion failure with a specially constructed zone, denying service to clients.
Faiblesses (CWE)
- CWE-617 — Assertion atteignable
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H | isc |
| CVSS 3.1 | MEDIUM 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H | NVD · security-officer@isc.org (Secondary) |
| CVSS 3.1 | MEDIUM 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2020-29466
- GCVE · GCVE-0-2020-8618
Avis du CERT-FR
- CERTFR-2020-AVI-382 — Multiples vulnérabilités dans BIND · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*≥ 9.16.0 ≤ 9.16.3cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| ISC · BIND9 | affected 9.16.0 -> 9.16.3 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |