CVE-2020-10762 — An information-disclosure flaw was found in the way that gluster-block before 0

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 informati

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
n	a / gluster	block — gluster-block 0.5.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-11-24T16:27:42.000Z
• Last modified: 2024-08-04T11:14:15.607Z

09References

• bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=1845067
• github.com — https://github.com/gluster/gluster-block/releases/tag/v0.5.1