THREATPORT/VULNERABILITY/CVE-2016-8339
CRITICAL SEVERITY

CVE-2016-8339

Redis vulnerability

CVSS
9.8
EPSS
14.8%
EPSS pct
96th
Exploited
No known
A buffer overflow in Redis 3.2.x prior to 3.2.4 causes arbitrary code execution when a crafted command is sent. An out of bounds write vulnerability exists in the handling of the client-output-buffer-limit option during the CONFIG SET command for the Redis data structure store. A crafted CONFIG SET command can lead to an out of bounds write potentially resulting in code execution.
Affected vendor
Redislabs
Affected product
Redis
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2016-10-28

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 14.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2016-8339

  • Confirm whether Redislabs Redis is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-8339.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-8339

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-8339 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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