CVE-2022-2906
Memory leaks in code handling Diffie-Hellman key exchange via TKEY RRs (OpenSSL 3.0.0+ only)
HIGH 7.5
En bref
- Source
- NVD
- EPSS
- EPSS 2.05 % · centile 81 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- isc
- Statut NVD
- Modified
Description
An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.
Faiblesses (CWE)
- CWE-401 — Mémoire non libérée après sa durée de vie utile
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | isc |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · security-officer@isc.org (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2022-35134
- GCVE · GCVE-0-2022-2906
Avis du CERT-FR
- CERTFR-2022-AVI-848 — Multiples vulnérabilités dans Bind · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*≥ 9.18.0 < 9.18.7cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*≥ 9.19.0 < 9.19.5
Produits affectés
| Produit | Versions |
|---|---|
| ISC · BIND9 | affected Open Source Branch 9.18 9.18.0 through versions before 9.18.7 ; affected Development Branch 9.19 9.19.0 through versions before 9.19.5 |
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 |