What is CVE-2016-5823?

CVE-2016-5823 is a medium-severity vulnerability in Libical Project, classified under Use After Free. CVSS score: 5.5/10. Published 2017-01-27.

How severe is CVE-2016-5823?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2016-5823 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Use After Free in Libical Project

CVE-2016-5823

The icalproperty_new_clone function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file.

Vulnerability class: Use-After-Free

EPSS: 0.010 (59.3th 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

Libical_project Libical — versions 0.47, 1.0
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

mrash/afl-cve

References

cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
cve@mitre.org (vendor-advisory, x_refsource_GENTOO)

Frequently asked questions

What is CVE-2016-5823?: CVE-2016-5823 is a medium-severity vulnerability in Libical Project, classified under Use After Free. CVSS score: 5.5/10. Published 2017-01-27.
How severe is CVE-2016-5823?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2016-5823 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.