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CVE-2014-7817

UnknownEPSS 0.58%

Last modified

CVE-2014-7817 is a vulnerability of currently unknown severity. The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".

Metrics

EPSS Probability
0.58%

43.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CanonicalUbuntu Linux10.04
CanonicalUbuntu Linux12.04
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux14.10
DebianDebian Linux7.0
GnuGlibc2.21
OpensuseOpensuse13.1
OpensuseOpensuse13.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2014-7817?
The wordexp function in GNU C Library (aka glibc) 2.21 does not enforce the WRDE_NOCMD flag, which allows context-dependent attackers to execute arbitrary commands, as demonstrated by input containing "$((`...`))".
How severe is CVE-2014-7817?
Severity scoring for CVE-2014-7817 is pending analysis. The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2014-7817?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-7817?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST