CVE-2017-2615

Qemu vulnerability

CVSS

5.5

EPSS

3.6%

EPSS pct

88th

Exploited

No known

Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.

Affected vendor

Qemu

Affected product

Qemu

CVSS vector

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

Weakness type (CWE)

CWE-787 — Out-of-bounds Write
CWE-125 — Out-of-bounds Read

Published

2018-07-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable from an adjacent network, high attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity, low impact to availability.

Its EPSS score of 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2017-2615

Confirm whether Qemu Qemu is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-2615.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-2615

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