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CVE-2016-4449

UnknownEPSS 1.67%

Last modified

CVE-2016-4449 is a vulnerability of currently unknown severity. XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.

Description

XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

Metrics

EPSS Probability
1.67%

73.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DebianDebian Linux8.0
CanonicalUbuntu Linux12.04
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux15.10
CanonicalUbuntu Linux16.04
XmlsoftLibxml2<= 2.9.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-4449?
XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.
How severe is CVE-2016-4449?
Severity scoring for CVE-2016-4449 is pending analysis. The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.
How do I fix CVE-2016-4449?
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-2016-4449?

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

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Source: NVD / NIST