Home/CVE/The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial o
CVE

CVE-2014-7186

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial o

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.

HIGH · CVSS 10 EPSS 0.8935
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules4 YARA rules0

Affected Products & Versions

1
gnu bashall versions

Sigma Hunt Rules

4
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumInteractive Bash Suspicious Children
productmediumIndirect Command Execution From Script File Via Bash.EXE
productmediumIndirect Inline Command Execution Via Bash.EXE
productlowBash Interactive Shell

Scoring & Timeline

10
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published to NVD28 Sep 2014 · 07:55 PM

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:10106-1
rhsaRHSA-2014:1312Moderate
rhsaRHSA-2014:1311Moderate
rhsaRHSA-2014:1354Moderate
🔗

References & Sources

78
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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