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CVE-2018-10893

28
FAUCET Score

CVE-2018-10893 describes multiple integer and buffer overflow vulnerabilities in spice-client's handling of LZ compressed frames, affecting the spice_project spice product. A malicious server could exploit these flaws to crash the client or potentially achieve arbitrary code execution. With a CVSS score of 8.8 (High), this vulnerability is remotely exploitable with low attack complexity and no user interaction required, leading to high impacts on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:spice_project:spice:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.1
Impact Score
5.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.36%
Probability of exploitation in next 30 days
EPSS Percentile
82.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0236 is in the 81st percentile among its peer group of 17,808 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: spice-gtk-0:0.26-8.el6_10.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libgovirt-0:0.3.4-3.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: spice-gtk-0:0.35-4.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: spice-vdagent-0:0.14.0-18.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: virt-viewer-0:5.0-15.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: spice-client

Vendor Advisories (1)

redhatCVE-2018-10893Moderate

spice-client: Insufficient encoding checks for LZ can cause different integer/buffer overflows

Jun 25, 2018

References

access.redhat.com / errata/RHSA-2019:2229
access.redhat.com / errata/RHSA-2020:0471
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
lists.freedesktop.org / archives/spice-devel/2018-July/044489.html
Mailing ListPatchThird Party Advisory