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CVE-2006-0451

15
FAUCET Score

CVE-2006-0451 describes multiple memory leaks in the LDAP component of Fedora Directory Server 1.0. Remote attackers can exploit this vulnerability by sending invalid BER packets, leading to a denial of service through memory exhaustion. The attack requires no authentication and has low complexity, with the primary impact being system unavailability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:o:redhat:fedora_core:1.0:*:directory_server:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.59%
Probability of exploitation in next 30 days
EPSS Percentile
73.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0159 is in the 57th percentile among its peer group of 23,725 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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: RHEL 4 Directory Server AS
View patch

Vendor Advisories (1)

redhatCVE-2006-0451Important

memory leaks using ber_scanf when handling bad BER packets (CVE-2006-0453)

Feb 13, 2007

References

bugzilla.redhat.com / bugzilla/show_bug.cgi
secunia.com / advisories/18960
exchange.xforce.ibmcloud.com / vulnerabilities/24794
securityfocus.com / bid/16677