THREATPORT/VULNERABILITY/CVE-2014-4043
HIGH SEVERITY

CVE-2014-4043

Glibc vulnerability

CVSS
7.5
EPSS
3.9%
EPSS pct
89th
Exploited
No known
The posix_spawn_file_actions_addopen function in glibc before 2.20 does not copy its path argument in accordance with the POSIX specification, which allows context-dependent attackers to trigger use-after-free vulnerabilities.
Affected vendor
Gnu
Affected product
Glibc
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness type (CWE)
Published
2014-10-06

Risk analysis

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

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2014-4043

  • Confirm whether Gnu Glibc is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2014-4043.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-4043

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