CVE-2010-2947

CVE-2010-2947 is a critical-severity vulnerability in Jan Engelhardt Libhx with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

Heap-based buffer overflow in the HX_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a string that is inconsistent with the expected number of fields.

Frequently asked questions

What is CVE-2010-2947?
Heap-based buffer overflow in the HX_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a string that is inconsistent with the expected number of fields.
How severe is CVE-2010-2947?
CVE-2010-2947 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2010-2947 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2947?
CVE-2010-2947 primarily affects Jan Engelhardt Libhx. In total, 29 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2947?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2010-2947 published?
CVE-2010-2947 was published on 2010-08-24 and last updated on 2026-06-16.

References

Affected products (29)

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