RCE in Gnu Bash

CVE-2014-6277

GNU Bash through 4.3 bash43-026 does not properly parse function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access, and unt…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.868 (99.4th percentile) — read the EPSS interpretation.

Affected products

  • Gnu Bash — versions 1.14.0, 1.14.1, 1.14.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2014-6277?
CVE-2014-6277 is a vulnerability in Gnu Bash, classified under OS Command Injection. Published 2014-09-27.
Is CVE-2014-6277 known to be exploited?
23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.