Integer overflow in Clamav

CVE-2018-0360

ClamAV before 0.100.1 has an HWP integer overflow with a resultant infinite loop via a crafted Hangul Word Processor file. This is in parsehwp3_paragraph() in libclamav/hwp.c.

Vulnerability class: Integer Overflow

EPSS: 0.017 (75.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-0360?
CVE-2018-0360 is a medium-severity vulnerability in Clamav, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2018-07-16.
How severe is CVE-2018-0360?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-0360 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.