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Fencer Intel
medium 6.2

CVE-2014-8991 json

pip lack of randomness in build directory

published 2014-11-24 11 y ago modified 2026-06-17 4 mo ago also GHSA-53mr-44pp-crf4 , PYSEC-2014-11 , EUVD-2014-0044

cvss
6.2
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits
0
none known

Summary

pip 1.3 through 1.5.6 allows local users to cause a denial of service (prevention of package installation) by creating a /tmp/pip-build-* file for another user.

Patch / fix

  • pypi pip 6.0
  • python-pip Debian 14, Debian 13, Debian 12 1.5.6-4

debian advisories DEBIAN-CVE-2014-8991

  • python39-setuptools SLE Module for Basesystem 15 SP3 44.1.1-7.3.1
  • python39-pip SLE Module for Basesystem 15 SP3 20.2.4-7.5.1
  • python-pip SLE Module for Public Cloud 12, OpenStack Cloud 7 10.0.1-11.6.1
  • python-ply SLES for SAP 12 SP4, SLES 12 SP4, SLED 12 SP4 +2 more 3.4-3.3.1
  • python-jmespath SLE Module for Public Cloud 12 0.9.2-10.6.1
  • python-paramiko SLE Module for Public Cloud 12 1.18.5-2.15.1
  • python-jsonschema SLE Module for Public Cloud 12 2.2.0-3.3.1

suse advisories SUSE-FU-2021:2130-1SUSE-RU-2019:2505-1

  • python-pip openSUSE Tumbleweed 9.0.1-1.1
  • python2-pip openSUSE Tumbleweed 20.0.2-2.6

opensuse advisories openSUSE-SU-2024:10098-1openSUSE-SU-2024:11281-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8991 updated cvss 2.1

python-pip: local DoS vulnerability

  • Red Hat OpenShift Enterprise 1 python-virtualenv Red Hat Enterprise Linux 7 python-virtualenv Red Hat OpenShift Enterprise 2 python-virtualenv, python27-python-pip Red Hat Software Collections python27-python-virtualenv, python33-python-virtualenv
    under investigation

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P
GitHub 3.1 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi pip
>=1.3, <6.0
6.0

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.