Is CVE-2014-1490 in the CISA KEV catalog?

No. CVE-2014-1490 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-1490?

CVE-2014-1490 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2014-1490?

CVE-2014-1490 has an EPSS score of 3.99% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-1490?

Upgrade nss on debian 11 to 2:3.15.4-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2014-1490

HIGHEPSS 89th pctl

9.3

CVSS v2

NVD

Description

Race condition in libssl in Mozilla Network Security Services (NSS) before 3.15.4, as used in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, SeaMonkey before 2.24, and other products, allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via vectors involving a resumption handshake that triggers incorrect replacement of a session ticket.

CWE-362Race Condition

How to fix

Remediation Available

nssDebian

Fixed in:2:3.15.4-1CVE-2014-1490

DeveloperEditionWindows application

Affected:27.0Fixed in:27.0Mozilla

Affected:24.3Fixed in:24.3Mozilla

Mozilla Firefox (en-US)Windows application

Affected:27.0Fixed in:27.0Mozilla

Affected:24.3Fixed in:24.3Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:24.3.0Fixed in:24.3.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.99%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.