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TI-2020-12380 Aliases CVE-2020-15708GHSA-6pr6-q53r-2q97

Libvirt Service Arbitrary File Write Privilege Escalation Vulnerability

Priority MEDIUM 40CWE-732Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Ubuntu's packaging of libvirt in 20.04 LTS created a control socket with world read and write permissions. An attacker could use this to overwrite arbitrary files or execute arbitrary code.

Why it matters now

EPSS 0.004 34th percentileScored 2026-11-07
Fix Fixed libvirt (Ubuntu): 6.0.0-0ubuntu8.3

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
Ubuntulibvirtbefore 6.0.0-0ubuntu8.36.0.0-0ubuntu8.3Patch availableCNA
  • libvirt VendorUbuntu Affected before 6.0.0-0ubuntu8.3 Fixed in 6.0.0-0ubuntu8.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*20.04VulnerableCanonical
  • cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical

Remediation

  • Fix · CNA libvirt (Ubuntu) Fixed in 6.0.0-0ubuntu8.3

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Not affected: 6 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 8 Advanced Virtualization
  • Red Hat Storage 3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-15708
  2. 2026-10-03 Alias added: GHSA-6pr6-q53r-2q97

References

Advisory 1

  • TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
  • TI-2007-05153 Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD… CVSS 2.0HIGH 7.2
  • TI-2004-01032 Multiple vulnerabilities in the IGMP functionality for Linux kernel 2.4.22 to 2.4.28, and… CVSS 2.0HIGH 10.0
  • TI-2004-00896 Multiple buffer overflows in libXML 2.6.12 and 2.6.13 (libxml2), and possibly other… CVSS 2.0HIGH 10.0
  • TI-2004-00800 Buffer overflow in the QFILEPATHINFO request handler in Samba 3.0.x through 3.0.7 may… CVSS 2.0HIGH 10.0
  • TI-2004-00962 Buffer overflow in the exif_read_data function in PHP before 4.3.10 and PHP 5.x up to… CVSS 2.0HIGH 10.0
See all 129 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences