What is CVE-2016-4353?

CVE-2016-4353 is a high-severity vulnerability in Gnupg Libksba, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-06-13.

How severe is CVE-2016-4353?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2016-4353 known to be exploited?

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

Improper input validation in Gnupg Libksba

CVE-2016-4353

ber-decoder.c in Libksba before 1.3.3 does not properly handle decoder stack overflows, which allows remote attackers to cause a denial of service (abort) via crafted BER data.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.021 (80.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Gnupg Libksba
Canonical Ubuntu_linux — versions 12.04, 14.04
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory)
secalert@redhat.com (mailing-list, x_refsource_MLIST)
secalert@redhat.com (mailing-list, x_refsource_MLIST)
secalert@redhat.com (vendor-advisory, x_refsource_GENTOO)
secalert@redhat.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2016-4353?: CVE-2016-4353 is a high-severity vulnerability in Gnupg Libksba, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-06-13.
How severe is CVE-2016-4353?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-4353 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.