Buffer overflow in Haxx Curl

CVE-2016-8620

The 'globbing' feature in curl before version 7.51.0 has a flaw that leads to integer overflow and out-of-bounds read via user controlled input.

Vulnerability class: Buffer Overflow

EPSS: 0.044 (90.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-8620?
CVE-2016-8620 is a medium-severity vulnerability in Haxx Curl, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2018-08-01.
How severe is CVE-2016-8620?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2016-8620 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.