Vulnerability Monitor

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CVE-2014-1859

(1) core/tests/test_memmap.py, (2) core/tests/test_multiarray.py, (3) f2py/f2py2e.py, and (4) lib/tests/test_io.py in NumPy before 1.8.1 allow local users to write to arbitrary files via a symlink attack on a temporary file.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 3 products from numpy, from fedoraproject, from redhat organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-01-08T19:29:00.297

Last Modified

2026-06-17T00:05:39.720

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:P/A:N

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-59

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	numpy	numpy	≤ 1.8.0	Yes
Application	numpy	numpy	1.8.1	Yes
Operating System	fedoraproject	fedora	19	Yes
Operating System	fedoraproject	fedora	20	Yes
Operating System	redhat	enterprise_linux	6.0	Yes
Operating System	redhat	enterprise_linux	7.0	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128358.html Issue Tracking, Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128781.html Issue Tracking, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2014/02/08/3 Issue Tracking, Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/65440 Third Party Advisory, VDB Entry ([email protected])
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737778 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1062009 Issue Tracking, Patch ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/91317 Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
https://github.com/numpy/numpy/blob/maintenance/1.8.x/doc/release/1.8.1-notes.rst Patch, Third Party Advisory ([email protected])
https://github.com/numpy/numpy/commit/0bb46c1448b0d3f5453d5182a17ea7ac5854ee15 Patch, Third Party Advisory ([email protected])
https://github.com/numpy/numpy/pull/4262 Issue Tracking, Patch, Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128358.html Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128781.html Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/02/08/3 Issue Tracking, Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/65440 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737778 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1062009 Issue Tracking, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/91317 Issue Tracking, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/numpy/numpy/blob/maintenance/1.8.x/doc/release/1.8.1-notes.rst Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/numpy/numpy/commit/0bb46c1448b0d3f5453d5182a17ea7ac5854ee15 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/numpy/numpy/pull/4262 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For numpy's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.