Buffer overflow in Libexpat_project Libexpat

CVE-2016-4472

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerabil…

Vulnerability class: Buffer Overflow

EPSS: 0.023 (85.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-4472?
CVE-2016-4472 is a high-severity vulnerability in Libexpat_project Libexpat, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2016-06-30.
How severe is CVE-2016-4472?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2016-4472 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.