CVE & CISA-KEV Catalog

CVE-2014-1876

MEDIUM

4.4

CVSS v2

Description

The unpacker::redirect_stdio function in unpack.cpp in unpack200 in OpenJDK 6, 7, and 8; Oracle Java SE 5.0u61, 6u71, 7u51, and 8; JRockit R27.8.1 and R28.3.1; and Java SE Embedded 7u51 does not securely create temporary files when a log file cannot be opened, which allows local users to overwrite arbitrary files via a symlink attack on /tmp/unpack.log.

CWE-59Link Following

How to fix

Remediation Available

icedtea-7-jre-jamvmUbuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

openjdk-7Ubuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

openjdk-7-jreUbuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

openjdk-7-jre-headlessUbuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

openjdk-7-jre-libUbuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

openjdk-7-jre-zeroUbuntu

Fixed in:7u55-2.4.7-1ubuntu1USN-2187-1

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

0.46%probability of exploitation in 30 days

36thpercentile

Low risk: more likely to be exploited than 36% of all known CVEs.

References

Related Vulnerabilities

Other CWE-59 (Link Following) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-30333	High	7.5	99%	KEV + Ransom	Fix
CVE-2021-21300	High	8.0	89%	-	Fix
CVE-2021-32610	High	7.1	73%	-	Fix
CVE-2020-36193	High	7.5	71%	KEV	Fix
CVE-2023-40028	Medium	4.9	58%	-	Fix
CVE-2020-0787	High	7.8	43%	KEV + Ransom	-

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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.