CVE-2020-23793: spice-space spice-server Missing Authorization
CVSS: 8.6v3.1HighModified
AliasesUBUNTU-CVE-2020-23793DEBIAN-CVE-2020-23793
Published 22-08-2023Last modified 03-10-2024
Vulnerability summary
CVE-2020-23793 is a high (CVSS 8.6) Missing Authorization vulnerability in spice-space spice-server. EPSS estimates a 0.84% chance of exploitation in the next 30 days, higher than 57.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.6/10
010
High · v3.1 (NVD)EPSS score
0.84%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 22-08-2023PublishedVulnerability first disclosed.
- 03-10-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in spice-server spice-server-0.14.0-6.el7_6.1.x86_64 of Redhat's VDI product. There is a security vulnerablility that can restart KVMvirtual machine without any authorization. It is not yet known if there will be other other effects.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.6Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS trend
Probability
0.84%
Chance of exploitation in the next 30 days
Percentile
57%
Versus all other CVEs
30-day change
0.00 pp
From 0.84% on 21-09-2026
21-09-202621-10-2026
EPSS score0.84%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundSpice Security Issues
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian1 product
- spice< 0.13.90-0.1
Spice-space1 product
- spice-server0.14.0-6el7_6.1
Ubuntu1 product
- spiceAll versions (No fix recorded)
3 vendors · 3 products
