CVE-2012-4340

Cross-site scripting (XSS) vulnerability in Sybase EAServer before 6.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Published: 2012-08-15 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-4340 is rated Low Risk (37.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.93%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

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-2012-4340

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 0.22% 0.93% +0.71%
2 2025-03-30 0.27% 0.22% -0.04%
3 2025-03-29 — 0.27% —

Full EPSS history (6 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-4340

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N 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:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2012-4340

Affected software / configurations for CVE-2012-4340

Vendor Product Version Raw CPE
sybase easerver <= 6.0.2 cpe:2.3:a:sybase:easerver:*:*:*:*:*:*:*:*
sybase easerver 4.0 cpe:2.3:a:sybase:easerver:4.0:*:*:*:*:*:*:*
sybase easerver 4.2.5 cpe:2.3:a:sybase:easerver:4.2.5:*:*:*:*:*:*:*
sybase easerver 5.0 cpe:2.3:a:sybase:easerver:5.0:*:*:*:*:*:*:*
sybase easerver 5.0.1 cpe:2.3:a:sybase:easerver:5.0.1:*:*:*:*:*:*:*
sybase easerver 5.1 cpe:2.3:a:sybase:easerver:5.1:*:*:*:*:*:*:*
sybase easerver 5.2 cpe:2.3:a:sybase:easerver:5.2:*:*:*:*:*:*:*
sybase easerver 5.2.1 cpe:2.3:a:sybase:easerver:5.2.1:*:*:*:*:*:*:*
sybase easerver 5.3 cpe:2.3:a:sybase:easerver:5.3:*:*:*:*:*:*:*
sybase easerver 5.5 cpe:2.3:a:sybase:easerver:5.5:*:*:*:*:*:*:*
sybase easerver 6.0 cpe:2.3:a:sybase:easerver:6.0:*:*:*:*:*:*:*
sybase easerver 6.0.1 cpe:2.3:a:sybase:easerver:6.0.1:*:*:*:*:*:*:*

References for CVE-2012-4340

cvelogic Threat Intelligence