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CVE-2015-5312

UnknownEPSS 4.52%

Last modified

CVE-2015-5312 is a vulnerability of currently unknown severity. The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.. EPSS estimates a 4.52% chance of exploitation in the next 30 days.

Description

The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.

Metrics

EPSS Probability
4.52%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CanonicalUbuntu Linux12.04
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux15.04
CanonicalUbuntu Linux15.10
RedhatEnterprise Linux Desktop6.0
RedhatEnterprise Linux Hpc Node6.0
RedhatEnterprise Linux Server6.0
RedhatEnterprise Linux Workstation6.0
AppleIphone Os<= 9.2.1
AppleMac Os X<= 10.11.3
AppleTvos<= 9.1
AppleWatchos<= 2.1
XmlsoftLibxml2<= 2.9.2
HpIcewall Federation Agent3.0
HpIcewall File Manager3.0
DebianDebian Linux7.0
DebianDebian Linux8.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-5312?
The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.
How severe is CVE-2015-5312?
Severity scoring for CVE-2015-5312 is pending analysis. The EPSS model estimates a 4.52% probability of exploitation in the next 30 days.
How do I fix CVE-2015-5312?
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.

How Strix Helps

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Source: NVD / NIST