Auth bypass in Heinz Mauelshagen Lvm2
CVE-2010-2526
The cluster logical volume manager daemon (clvmd) in lvm2-cluster in LVM2 before 2.02.72, as used in Red Hat Global File System (GFS) and other products, does not verify client credentials upon a socket connection, which allows local users to cause a denial of service (daemon exit or logical-volume change) or possibly have unspecified other impact via crafted control commands.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.6 (Medium). Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (39.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Heinz Mauelshagen Lvm2 — versions 2.02.65, 2.02.52, 2.02.53
- Red Hat Cluster Suite
- Red Hat Enterprise Linux — versions 4, 3, 4.0
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-1001-1 (vendor-advisory)
- www.redhat.com/archives/linux-lvm/2010-July/msg00083.html (mailing-list)
- secunia.com/advisories/40759 (third-party-advisory, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/60809 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2010-0568.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2010-0567.html (vendor-advisory)
- securitytracker.com/id (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Exploit)
- lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html (vendor-advisory)
- www.osvdb.org/66753 (vdb-entry)