CVE-2015-7295

Qemu vulnerability

CVSS

5.0

EPSS

4.9%

EPSS pct

91th

Exploited

No known

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.

Affected vendor

Qemu

Affected product

Qemu

CVSS vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Weakness type (CWE)

CWE-119 — Improper Restriction of Operations within Memory Bounds

Published

2015-11-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 4.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2015-7295

Confirm whether Qemu Qemu is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-7295.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-7295

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-7295 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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