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CVE-2011-0651

24
FAUCET Score

CVE-2011-0651 describes a buffer overflow vulnerability in Icon Labs Iconfidant SSL Server versions prior to 1.3.0. This flaw allows remote, unauthenticated attackers to execute arbitrary code by sending a specially crafted client master key packet where the sum of certain length fields exceeds an expected value. The vulnerability carries a CVSS score of 7.5 (High), indicating a network-based attack with low complexity and potential for partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2.9CPE matchmatch criteria
cpe:2.3:a:icon-labs:iconfidant_ssl_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
4.89%
Probability of exploitation in next 30 days
EPSS Percentile
91.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0489 is in the 84th percentile among its peer group of 51,485 CVEs.

Social Chatter

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

osvdb.org / 70599
secunia.com / advisories/42971
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/64868
securityfocus.com / bid/45938
zerodayinitiative.com / advisories/ZDI-11-021