CVE-2014-1803

Exp

Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2014-0282, CVE-2014-1775, CVE-2014-1779, CVE-2014-1799, and CVE-2014-2757.

Published: 2014-06-11 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-1803 is rated High Exploit Risk (81.4/100): CVSS Critical severity, with high exploitation likelihood (EPSS 49.94%, 98th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2014-1803

EDB-ID Source Kind Published Link
34010 exploit_db edb 2014-07-08 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-1803

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 2025-03-30 65.42% 49.94% -15.48%
2 2025-03-29 49.94% 65.42% +15.48%
3 2025-03-23 — 49.94% —

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-1803

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-2014-1803

Affected software / configurations for CVE-2014-1803

Vendor Product Version Raw CPE
microsoft internet_explorer 6 cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*
microsoft internet_explorer 7 cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
microsoft internet_explorer 8 cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
microsoft internet_explorer 9 cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
microsoft internet_explorer 10 cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
microsoft internet_explorer 11 cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

References for CVE-2014-1803

cvelogic Threat Intelligence