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Fencer Intel
medium 5.5

CVE-2020-10762 json

An information-disclosure flaw was found in the way that gluster-block before 0.5.1 logs the output from gluster-block CLI operations.

published 5y ago modified 4mo ago also EUVD-2020-3178

cvss
5.5
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

An information-disclosure flaw was found in the way that gluster-block before 0.5.1 logs the output from gluster-block CLI operations. This includes recording passwords to the cmd_history.log file which is world-readable. This flaw allows local users to obtain sensitive information by reading the log file. The highest threat from this vulnerability is to data confidentiality.

Patch / fix

  • redhat gluster-block 0.5.1
  • heketi storage 3.5, storage 3 9.0.0-9.5.el7rhgs
  • libtcmu storage 3.5 1.2.0-32.2.el7rhgs
  • tcmu-runner storage 3.5 1.2.0-32.2.el7rhgs
  • gluster-block storage 3.5 0.2.1-36.2.el7rhgs
  • heketi-client storage 3.5, storage 3 9.0.0-9.5.el7rhgs
  • python-heketi storage 3.5 9.0.0-9.5.el7rhgs

red hat advisories RHSA-2020:4143

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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-2020-10762 updated cvss 5.5

gluster-block: information disclosure through world-readable gluster-block log files

  • Red Hat Gluster Storage Server 3.5 on RHEL-7 heketi 9.0.0-9.5.el7rhgs, libtcmu 1.2.0-32.2.el7rhgs, tcmu-runner 1.2.0-32.2.el7rhgs, heketi-client 9.0.0-9.5.el7rhgs, python-heketi 9.0.0-9.5.el7rhgs, gluster-block 0.2.1-36.2.el7rhgs Red Hat Storage Native Client for Red Hat Enterprise Linux 7 heketi 9.0.0-9.5.el7rhgs, heketi-client 9.0.0-9.5.el7rhgs
    fixed: vendor fix RHSA-2020:4143

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 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • n/a gluster-block

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource
  • CWE-532 Insertion of Sensitive Information into Log File

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.