---
cve: "CVE-2017-2620"
severity: "MEDIUM"
cvss: 5.5
epss: "3.6%"
vendor: "qemu"
kev: false
exploited: false
published: "2018-07-27 19:29:00"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T08:42:23+02:00"
---

# CVE-2017-2620

> 5.5 MEDIUM

## Beschreibung

Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.

## CVSS-Vektor

```
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Hoch | good |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Gering | warn |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Gering | warn |

## Patch verfügbar (OSV)

- 0737f32daf35f3730ed2461ddfaaf034c2ec7ff0 (Commit)
- 0737f32daf35f3730ed2461ddfaaf034c2ec7ff0 (Commit)

## Referenzen

- <http://rhn.redhat.com/errata/RHSA-2017-0329.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0334.html>
- <http://www.securitytracker.com/id/1037870>
- <http://rhn.redhat.com/errata/RHSA-2017-0328.html>
- <https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0333.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0351.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0454.html>
- <https://xenbits.xen.org/xsa/advisory-209.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0331.html>
- <https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2620>
- <http://www.openwall.com/lists/oss-security/2017/02/21/1>
- <http://rhn.redhat.com/errata/RHSA-2017-0350.html>
- <https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html>
- <http://rhn.redhat.com/errata/RHSA-2017-0396.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2017-2620) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_