HOMEVULNERABILITIESCVE-2014-7169
HIGHCISA KEVIN THE WILD

CVE-2014-7169

Published: January 28, 2022

EPSS:90.11%probability of exploitation in 30 daysPercentile:99.6th

Official Description

GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code. This CVE correctly remediates the vulnerability in CVE-2014-6271.

NVD Source

CISA KEV Advisory

GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code. This CVE correctly remediates the vulnerability in CVE-2014-6271.

Added to KEV: 2022-01-28Federal patch deadline: 2022-07-28
Required Action (CISA)

Apply updates per vendor instructions.

Risk Analysis

This vulnerability in GNU Bash allows remote attackers to execute code by processing trailing strings after function definitions in environment variables. The high EPSS score of 0.90108 and its presence in CISA's KEV indicate a critical and actively exploited threat.

This vulnerability is actively exploited in the wild, as confirmed by its presence in CISA's Known Exploited Vulnerabilities catalog. It is remotely exploitable.

Recommended Action

Update GNU Bash to a patched version that addresses this vulnerability. Ensure all systems running Bash are updated promptly.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2014-7169 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CISA has added CVE-2014-7169 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.

Exploit & PoC Resources

ACTIVE EXPLOITATIONConfirmed exploitation in the wild
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All References (1)

Quick Facts

CVE IDCVE-2014-7169
SeverityHIGH
CISA KEVYES — Active Exploitation
ExploitIN THE WILD
EPSS (30d)90.11%
PublishedJan 28, 2022

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2014-7169 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
  • !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
  • !Active exploitation confirmed — treat as P1
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.