CVE-2021-23192
samba
HIGH 7.5
At a glance
- Source
- NVD
- EPSS
- EPSS 1.95 % · percentile 80 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
Description
A flaw was found in the way samba implemented DCE/RPC. If a client to a Samba server sent a very large DCE/RPC request, and chose to fragment it, an attacker could replace later fragments with their own data, bypassing the signature requirements.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-10299
- GCVE · GCVE-0-2021-23192
CERT-FR advisories
- CERTFR-2022-AVI-597 — Multiples vulnérabilités dans IBM Spectrum Protect Plus · cert.ssi.gouv.fr
- CERTFR-2021-AVI-857 — Multiples vulnérabilités dans Samba · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*≥ 4.10.0 < 4.13.14cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*≥ 4.14.0 < 4.14.10cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*≥ 4.15.0 < 4.15.2
Affected products
| Product | Versions |
|---|---|
| samba | affected Affects samba v4.10.0 to 4.15.1, Fixed in samba v4.15.2, v4.14.10 and v4.13.14. |
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 |