Is CVE-2009-0873 being actively exploited?

CVE-2009-0873 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-0873?

CVE-2009-0873 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2009-0873

MEDIUM · CVSS 6.8EPSS 2.0%EU EUVD

The NFS daemon (aka nfsd) in Sun Solaris 10 and OpenSolaris before snv_106, when NFSv3 is used, does not properly implement combinations of security modes, which allows remote attackers to bypass intended access restrictions and read or modify files, as demonstrated by a combination of the sec=sys and sec=krb5 security modes, related to modes that "override each other."

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-264
EPSS score: 2.0% (80th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-0870)
Published: March 11, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-0870 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris
sun / opensolaris

and 132 more…

References

http://osvdb.org/52560
http://secunia.com/advisories/34225(Vendor Advisory)
http://secunia.com/advisories/34435
http://securitytracker.com/id?1021832(Exploit)
http://sunsolve.sun.com/search/document.do?assetkey=1-21-139462-02-1(Patch, Vendor Advisory)
http://sunsolve.sun.com/search/document.do?assetkey=1-66-250306-1(Patch, Vendor Advisory)
http://support.avaya.com/elmodocs2/security/ASA-2009-096.htm
http://www.securityfocus.com/bid/34062(Exploit)
http://www.vupen.com/english/advisories/2009/0657(Vendor Advisory)
http://www.vupen.com/english/advisories/2009/0814
https://exchange.xforce.ibmcloud.com/vulnerabilities/49171

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

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