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CVE-2001-1306

20
FAUCET Score

CVE-2001-1306 describes a denial-of-service vulnerability in iPlanet Directory Server 4.1.4 and earlier, specifically within its LDAP implementation. Remote attackers can crash the server and potentially execute arbitrary code by sending malformed BER length fields. This vulnerability carries a high CVSS score of 7.5, indicating a network-based attack with low complexity, allowing for potential compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.1.4CPE matchmatch criteria
cpe:2.3:a:sun:iplanet_directory_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.07%
Probability of exploitation in next 30 days
EPSS Percentile
89.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0407 is in the 82nd percentile among its peer group of 51,466 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, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

patches.sgi.com / support/free/security/advisories/20011102-01-I
Vendor Advisory
cert.org / advisories/CA-2001-18.html
PatchThird Party AdvisoryUS Government Resource
ee.oulu.fi / research/ouspg/protos/testing/c06/ldapv3
kb.cert.org / vuls/id/276944
Third Party AdvisoryUS Government Resource
kb.cert.org / vuls/id/JPLA-4WESMM
US Government Resource