Multiple methods in libvirt 0.3.2 through 0.5.1 do not check if a connection is read-only, which allows local users to bypass intended acces
Multiple methods in libvirt 0.3.2 through 0.5.1 do not check if a connection is read-only, which allows local users to bypass intended access restrictions and perform administrative actions.
- Published
- Dec 19, 2008
- Updated
- Jun 16, 2026
- EPSS
- 0.4% · 30th percentile
- CWE
- —
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Report tools
Action score
28
Monitor
Low priority for now.
- CVSS
- 28 / 40 · 7.2 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| libvirt | libvirt | cpe:2.3:a:libvirt:libvirt |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- libvirt libvirt0.3.2
- libvirt libvirt0.3.3
- libvirt libvirt0.4.1
- libvirt libvirt0.4.2
- libvirt libvirt0.4.6
- libvirt libvirt0.5.0
- libvirt libvirt0.5.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | libvirt | before 0.4.6-10 | 0.4.6-10 |
| openSUSE:Tumbleweed | libvirt | before 7.7.0-2.1 | 7.7.0-2.1 |
| Red Hat:rhel_virtualization:5::client | libvirt | before 0:0.3.3-14.el5_3.1 | 0:0.3.3-14.el5_3.1 |
| Red Hat:rhel_virtualization:5::client | libvirt-debuginfo | before 0:0.3.3-14.el5_3.1 | 0:0.3.3-14.el5_3.1 |
| Red Hat:rhel_virtualization:5::client | libvirt-devel | before 0:0.3.3-14.el5_3.1 | 0:0.3.3-14.el5_3.1 |
| Red Hat:rhel_virtualization:5::client | libvirt-python | before 0:0.3.3-14.el5_3.1 | 0:0.3.3-14.el5_3.1 |
Same product
libvirt: all recordsOther highest-scoring records for the same primary product.
- CVE-2014-3633The qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or removed from the li24Monitor
- CVE-2015-5160libvirt before 2.2 includes Ceph credentials on the qemu command line when using RADOS Block Device (aka RBD), which allows local users to o22Monitor
- CVE-2014-3657The virDomainListPopulate function in conf/domain_conf.c in libvirt before 1.2.9 does not clean up the lock on the list of domains, which al21Monitor
- CVE-2010-2239Red Hat libvirt, possibly 0.6.0 through 0.8.2, creates new images without setting the user-defined backing-store format, which allows guest 17Monitor
- CVE-2010-2238Red Hat libvirt, possibly 0.7.2 through 0.8.2, recurses into disk-image backing stores without extracting the defined disk backing-store for17Monitor
- CVE-2010-2237Red Hat libvirt, possibly 0.6.1 through 0.8.2, looks up disk backing stores without referring to the user-defined main disk format, which mi17Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:libvirt | 0.4.6-10 · Debian:12 | Package registry (OSV) |
| opensuse:libvirt | 7.7.0-2.1 · openSUSE:Tumbleweed | Package registry (OSV) |
| red hat:libvirt | 0:0.3.3-14.el5_3.1 · Red Hat:rhel_virtualization:5::client | Package registry (OSV) |
| red hat:libvirt-debuginfo | 0:0.3.3-14.el5_3.1 · Red Hat:rhel_virtualization:5::client | Package registry (OSV) |
| red hat:libvirt-devel | 0:0.3.3-14.el5_3.1 · Red Hat:rhel_virtualization:5::client | Package registry (OSV) |
| red hat:libvirt-python | 0:0.3.3-14.el5_3.1 · Red Hat:rhel_virtualization:5::client | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- C · data can be read
- Integrity
- C · data or configuration can be modified
- Availability
- C · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- C
- Integrity impact
- C
- Availability impact
- C
Weakness class (CWE)
—
CVSS vector
AV:L/AC:L/Au:N/C:C/I:C/A:C
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html
- osvdb.org/50919
- secunia.com/advisories/33198
- secunia.com/advisories/33217
- secunia.com/advisories/33292
- secunia.com/advisories/34397
- www.redhat.com/archives/fedora-package-announce/2008-December/msg00938.html
- www.redhat.com/support/errata/RHSA-2009-0382.html
- www.securityfocus.com/bid/32905
- www.ubuntu.com/usn/usn-694-1
- bugzilla.redhat.com/show_bug.cgi?id=476560
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8765
- www.redhat.com/archives/libvir-list/2008-December/msg00522.html
Vendor advisories and official records. Exploit/PoC links are deliberately left out.