Kaspersky Lab UltraVNC
En bref
- Source
- NVD
- EPSS
- EPSS 2.97 % · centile 87 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- Kaspersky
- Statut NVD
- Modified
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Description
UltraVNC revision 1211 contains multiple memory leaks (CWE-665) in VNC server code, which allows an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212.
Faiblesses (CWE)
- CWE-665 — Initialisation incorrecte
Références
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-024-ultravnc-improper-initialization/
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06
- https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11
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:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2019-17675
- GCVE · GCVE-0-2019-8277
Avis du CERT-FR
- CERTFR-2021-AVI-357 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2020-AVI-349 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2019-AVI-384 — Multiples vulnérabilités dans les produits Schneider Electric · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*< 1.2.2.3cpe:2.3:a:siemens:sinumerik_access_mymachine\/p2p:*:*:*:*:*:*:*:*< 4.8cpe:2.3:a:siemens:sinumerik_pcu_base_win10_software\/ipc:*:*:*:*:*:*:*:*< 14.00cpe:2.3:a:siemens:sinumerik_pcu_base_win7_software\/ipc:*:*:*:*:*:*:*:*≤ 12.01
Produits affectés
| Produit | Versions |
|---|---|
| Kaspersky Lab · UltraVNC | affected revision 1211 |
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 |