CVE-2018-17963 describes a critical denial-of-service vulnerability in QEMU, specifically within the qemu_deliver_packet_iov function in net/net.c, where it mishandles oversized packet sizes. This flaw affects various distributions including Canonical, Debian, QEMU, and Red Hat. With a CVSS score of 9.8 (Critical), it is easily exploitable over the network with low attack complexity, potentially leading to a complete system compromise (Confidentiality, Integrity, Availability). Despite its high severity and potential for significant impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.0.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:3.1.0:rc0:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:3.1.0:rc1:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:3.1.0:rc2:*:*:*:*:*:* | ||
3.1.0CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:3.1.0:rc3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.