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CVE-2011-2471

24
FAUCET Score

CVE-2011-2471 describes a local privilege escalation vulnerability in OProfile versions 0.9.6 and earlier, specifically within the utils/opcontrol component. This flaw allows local users to gain root privileges by injecting shell metacharacters into the --vmlinux, --session-dir, or --xen arguments. With a CVSS score of 7.2, this vulnerability is considered highly severe, requiring local access but having low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.6CPE matchmatch criteria
cpe:2.3:a:maynard_johnson:oprofile:*:*:*:*:*:*:*:*
0.1CPE matchmatch criteria
cpe:2.3:a:maynard_johnson:oprofile:0.1:*:*:*:*:*:*:*
0.2CPE matchmatch criteria
cpe:2.3:a:maynard_johnson:oprofile:0.2:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:maynard_johnson:oprofile:0.3:*:*:*:*:*:*:*
0.4CPE matchmatch criteria
cpe:2.3:a:maynard_johnson:oprofile:0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.48%
Probability of exploitation in next 30 days
EPSS Percentile
38.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0048 is in the 58th percentile among its peer group of 3,237 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia nvd_reference
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: oprofile
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: oprofile

Vendor Advisories (1)

redhatCVE-2011-2471Moderate

oprofile: Local privilege escalation via shell metacharacters

Apr 26, 2011

References

bugs.debian.org / cgi-bin/bugreport.cgi
Exploit
openwall.com / lists/oss-security/2011/05/03/1
openwall.com / lists/oss-security/2011/05/10/6
openwall.com / lists/oss-security/2011/05/10/7
Patch
openwall.com / lists/oss-security/2011/05/11/1
bugzilla.redhat.com / show_bug.cgi
ExploitPatch
secunia.com / advisories/45205
exchange.xforce.ibmcloud.com / vulnerabilities/67980
debian.org / security/2011/dsa-2254
ubuntu.com / usn/USN-1166-1