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CVE-2012-4452

14
FAUCET Score

CVE-2012-4452 describes a local privilege bypass vulnerability affecting MySQL 5.0.88 and potentially other versions. An attacker can manipulate DATA DIRECTORY or INDEX DIRECTORY arguments when creating a MyISAM table, allowing them to bypass privilege checks by pointing to future symlinked directories within the MySQL data home. This vulnerability has a low severity CVSS score of 2.1 (AV:L/AC:L/Au:N/C:N/I:P/A:N), indicating local access is required for partial integrity impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.0.88CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 55th percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: mysql-0:5.0.95-3.el5
View patch

Vendor Advisories (1)

redhatCVE-2012-4452Low

mysql: regression of CVE-2009-4030

Sep 27, 2012

References

rhn.redhat.com / errata/RHSA-2013-0121.html
bugzilla.redhat.com / show_bug.cgi
openwall.com / lists/oss-security/2012/09/27/1
securityfocus.com / bid/55715