udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sending a NETLINK message from user space.
Published 2009-04-17 14:30:01
Updated 2025-04-09 00:30:58
Source Red Hat, Inc.
View at NVD,   CVE.org

Products affected by CVE-2009-1185

Threat overview for CVE-2009-1185

Top countries where our scanners detected CVE-2009-1185
Top open port discovered on systems with this issue 5555
IPs affected by CVE-2009-1185 104
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-1185!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-1185

86.53%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 99 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2009-1185

  • Linux udev Netlink Local Privilege Escalation
    Disclosure Date: 2009-04-16
    First seen: 2020-04-26
    exploit/linux/local/udev_netlink
    Versions of udev < 1.4.1 do not verify that netlink messages are coming from the kernel. This allows local users to gain privileges by sending netlink messages from userland. Authors: - kcope - Jon Oberheide - egypt <egypt@metasploit.com>

CVSS scores for CVE-2009-1185

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST

CWE ids for CVE-2009-1185

  • The product does not properly verify that the source of data or communication is valid.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2009-1185

  • Red Hat 2009-04-20
    This issue has been fixed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2009-0427.html . udev packages as shipped in Red Hat Enterprise Linux 4 were not affected by this flaw, as they do not use netlink sockets for communication. udev is not shipped in Red Hat Enterprise Linux 2.1 and 3.

References for CVE-2009-1185

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