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Fencer Intel
high 7.8

CVE-2020-14019 json

rtslib-fb weak permissions for /etc/target/saveconfig.json file

published 6y ago modified 4mo ago also GHSA-cpcw-p965-wpqx , PYSEC-2020-250 , EUVD-2020-0169

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

Open-iSCSI rtslib-fb through 2.1.72 has weak permissions for /etc/target/saveconfig.json because shutil.copyfile (instead of shutil.copy) is used, and thus permissions are not preserved.

Patch / fix

  • pypi rtslib-fb 2.1.73
  • python-rtslib-fb Debian 14, Debian 13, Debian 12 2.1.71-3

debian advisories DEBIAN-CVE-2020-14019

  • python-rtslib RHEL 7 2.1.74-1.el7_9
  • python-rtslib RHEL 8 2.1.73-2.el8
  • python3-rtslib RHEL 8 2.1.73-2.el8
  • target-restore RHEL 8 2.1.73-2.el8

red hat advisories RHSA-2020:5435RHEA-2020:4505

  • python-rtslib-fb SLE Module for Python 2 15 SP2, SLE Module for Basesystem 15 SP2 2.1.73-3.3.1

suse advisories SUSE-SU-2020:2109-1

  • python-rtslib-fb openSUSE Leap 15.2 2.1.73-lp152.2.3.1

opensuse advisories openSUSE-SU-2020:1156-1

Is CVE-2020-14019 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2020-14019 updated cvss 6.6

python-rtslib: weak permissions for /etc/target/saveconfig.json

  • Red Hat Ceph Storage 2 python-rtslib
    affected: no fix planned “Out of support scope”
  • Red Hat Ceph Storage 3 python-rtslib
    affected: no fix available
  • Red Hat Enterprise Linux 6 python-rtslib
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux BaseOS (v. 8) python-rtslib 2.1.73-2.el8, python3-rtslib 2.1.73-2.el8, target-restore 2.1.73-2.el8
    fixed: vendor fix RHEA-2020:4505
  • Red Hat Enterprise Linux Client (v. 7) python-rtslib 2.1.74-1.el7_9 Red Hat Enterprise Linux Client Optional (v. 7) python-rtslib-doc 2.1.74-1.el7_9 Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-rtslib-doc 2.1.74-1.el7_9 Red Hat Enterprise Linux Server (v. 7) python-rtslib 2.1.74-1.el7_9 Red Hat Enterprise Linux Server Optional (v. 7) python-rtslib-doc 2.1.74-1.el7_9 Red Hat Enterprise Linux Workstation (v. 7) python-rtslib 2.1.74-1.el7_9
    +1 more products
    Red Hat Enterprise Linux Workstation Optional (v. 7) python-rtslib-doc 2.1.74-1.el7_9
    fixed: vendor fix RHSA-2020:5435

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

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi rtslib-fb
<2.1.73
2.1.73

Classification

Weakness
  • CWE-276 Incorrect Default Permissions

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.