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No exploitation reportedFix available

CVE-2016-2121

No exploitation reported by the sources we read.

  • Published2018-10-31
  • WeaknessCWE-264 · CWE-732

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A permissions flaw was found in redis, which sets weak permissions on certain files and directories that could potentially contain sensitive information. A local, unprivileged user could possibly use this flaw to access unauthorized system information.

Timeline

dates in UTC
  1. 2018-10-3113:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-04 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-2121?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-2121?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Redhat openstack
BranchAffectedFixed in
10.x= 10no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • redisUbuntu:Pro:14.04:LTSall versions · fixed in 2:2.8.4-2ubuntu0.2+esm1
  • redisUbuntu:16.04:LTSall versions · fixed in 2:3.0.6-1ubuntu0.3
  • redisRed Hat:openstack:10::el7all versions · fixed in 0:3.0.6-2.el7ostand 1 other package
  • redisDebian:14all versions · fixed in 3:3.2.5-2
  • redisDebian:13all versions · fixed in 3:3.2.5-2
  • redisDebian:12all versions · fixed in 3:3.2.5-2

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 3.04known since 2026-10-23
  • NVDCVSS 3.05.5read 2026-10-23
  • NVDCVSS 2.02.1read 2026-10-23
  • CNAweakness (CWE)CWE-732known since 2026-10-23
  • NVDweakness (CWE)CWE-264read 2026-10-23
  • FIRST EPSSEPSS score0.4 %2026-11-03
  • OSVaffected packages—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Published
2018-10-31
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2016-2121?

A permissions flaw was found in redis, which sets weak permissions on certain files and directories that could potentially contain sensitive information. A local, unprivileged user could possibly use this flaw to access unauthorized system information.

Is CVE-2016-2121 actively exploited?

Active exploitation of CVE-2016-2121 has not been confirmed. Its EPSS score was 0.4% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-2121?

CVE-2016-2121 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

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