01 Record

CVE-2014-1500

Mozilla Firefox before 28.0 and SeaMonkey before 2.25 allow remote attackers to cause a denial of service (resource consumption and application hang) via onbeforeunload events that trigger background

UnratedPUBLISHEDCNA: mozilla

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

Mozilla Firefox before 28.0 and SeaMonkey before 2.25 allow remote attackers to cause a denial of service (resource consumption and application hang) via onbeforeunload events that trigger background

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 3.61% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 89.4% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2014-03-19 10:00Z12 YR AGO

Last updated

2024-08-06 09:42Z2 YR AGO

Reserved

2014-01-16

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.1

Document digest

e3adfb3a955ae7f65d81b584f43da2106642097f8436c685e2b290975619353d

05 Affected products

VendorProductVersionsPlatforms

mozillafirefoxNot specified—

mozillaseamonkeyNot specified—

opensuseopensuseNot specified—

opensuse_projectopensuseNot specified—

oraclesolarisNot specified—

redhatenterprise_linuxNot specified—

suselinux_enterprise_desktopNot specified—

suselinux_enterprise_serverNot specified—

suselinux_enterprise_software_development_kitNot specified—

06 References

www.mozilla.orghttp://www.mozilla.org/security/announce/2014/mfsa2014-20.htmlx_refsource_CONFIRM
security.gentoo.orgGLSA-201504-01https://security.gentoo.org/glsa/201504-01vendor-advisoryx_refsource_GENTOO
lists.opensuse.orgSUSE-SU-2014:0418http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00016.htmlvendor-advisoryx_refsource_SUSE
www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlx_refsource_CONFIRM
lists.opensuse.orgopenSUSE-SU-2014:0419http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00017.htmlvendor-advisoryx_refsource_SUSE
lists.opensuse.orgopenSUSE-SU-2014:0584http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00016.htmlvendor-advisoryx_refsource_SUSE
lists.opensuse.orgopenSUSE-SU-2014:0448http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00022.htmlvendor-advisoryx_refsource_SUSE
bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=956524x_refsource_CONFIRM