Is CVE-2009-1630 being actively exploited?

CVE-2009-1630 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1630?

CVE-2009-1630 has a CVSS 2.0 base score of 4.4 (MEDIUM).

CVE-2009-1630

MEDIUM · CVSS 4.4EPSS 0.5%EU EUVD

The nfs_permission function in fs/nfs/dir.c in the NFS client implementation in the Linux kernel 2.6.29.3 and earlier, when atomic_open is available, does not check execute (aka EXEC or MAY_EXEC) permission bits, which allows local users to bypass permissions and execute files, as demonstrated by files on an NFSv4 fileserver.

Key facts

CVSS score: 4.4 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-264
EPSS score: 0.5% (42th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1625)
Published: May 14, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1625 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
debian / debian linux
linux / linux kernel
opensuse / opensuse
opensuse / opensuse
vmware / esx
vmware / esx
vmware / esx
vmware / esx

References

http://article.gmane.org/gmane.linux.nfs/26592(Exploit)
http://bugzilla.linux-nfs.org/show_bug.cgi?id=131(Issue Tracking, Patch, Third Party Advisory)
http://linux-nfs.org/pipermail/nfsv4/2006-November/005313.html(Broken Link)
http://linux-nfs.org/pipermail/nfsv4/2006-November/005323.html(Broken Link)
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00004.html(Mailing List, Third Party Advisory)
http://secunia.com/advisories/35106(Broken Link)
http://secunia.com/advisories/35298(Broken Link)
http://secunia.com/advisories/35394(Broken Link)
http://secunia.com/advisories/35656(Broken Link)
http://secunia.com/advisories/35847(Broken Link)
http://secunia.com/advisories/36051(Broken Link)
http://secunia.com/advisories/36327(Broken Link)
http://secunia.com/advisories/37471(Broken Link)
http://wiki.rpath.com/Advisories:rPSA-2009-0111(Broken Link)
http://www.debian.org/security/2009/dsa-1809(Third Party Advisory)
http://www.debian.org/security/2009/dsa-1844(Third Party Advisory)
http://www.debian.org/security/2009/dsa-1865(Third Party Advisory)
http://www.mandriva.com/security/advisories?name=MDVSA-2009:135(Broken Link)
http://www.mandriva.com/security/advisories?name=MDVSA-2009:148(Broken Link)
http://www.openwall.com/lists/oss-security/2009/05/13/2(Exploit, Mailing List, Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2009-1157.html(Broken Link)
http://www.securityfocus.com/archive/1/505254/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/archive/1/507985/100/0/threaded(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/34934(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/usn-793-1(Third Party Advisory)
http://www.vmware.com/security/advisories/VMSA-2009-0016.html(Patch, Third Party Advisory)
http://www.vupen.com/english/advisories/2009/1331(Broken Link)
http://www.vupen.com/english/advisories/2009/3316(Broken Link)
https://bugzilla.redhat.com/show_bug.cgi?id=500297(Exploit, Issue Tracking, Patch, Third Party Advisory)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8543(Third Party Advisory)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9990(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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