CVE-2011-1827

Multiple unspecified vulnerabilities in Check Point SSL Network Extender (SNX), SecureWorkSpace, and Endpoint Security On-Demand, as distributed by SecurePlatform, IPSO6, Connectra, and VSX, allow remote attackers to execute arbitrary code via vectors involving a (1) ActiveX control or (2) Java applet.

Published: 2011-10-04 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2011-1827 is rated High Risk (70.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 4.52%, 90th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +1.90% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-1827

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.62% 4.52% +1.90%
2 2025-11-09 3.40% 2.62% -0.77%
3 2025-06-05 — 3.40% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1827

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2011-1827

Affected software / configurations for CVE-2011-1827

Vendor Product Version Raw CPE
checkpoint connectra_ngx r66.1 cpe:2.3:a:checkpoint:connectra_ngx:r66.1:*:*:*:*:*:*:*
checkpoint connectra_ngx r66.1n cpe:2.3:a:checkpoint:connectra_ngx:r66.1n:*:*:*:*:*:*:*
checkpoint vpn-1 r65.70 cpe:2.3:a:checkpoint:vpn-1:r65.70:*:*:*:*:*:*:*
checkpoint vpn-1 r70.40 cpe:2.3:a:checkpoint:vpn-1:r70.40:*:*:*:*:*:*:*
checkpoint vpn-1 r71.30 cpe:2.3:a:checkpoint:vpn-1:r71.30:*:*:*:*:*:*:*
checkpoint vpn-1 r75 cpe:2.3:a:checkpoint:vpn-1:r75:*:*:*:*:*:*:*
checkpoint vpn-1_firewall-1_vsx r65.20 cpe:2.3:a:checkpoint:vpn-1_firewall-1_vsx:r65.20:*:*:*:*:*:*:*
checkpoint vpn-1_firewall-1_vsx r67 cpe:2.3:a:checkpoint:vpn-1_firewall-1_vsx:r67:*:*:*:*:*:*:*

References for CVE-2011-1827

cvelogic Threat Intelligence