Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2016-5827

high Nessus Plugin ID 219776

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - The icaltime_from_string function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted string to the icalparser_parse_string function.
 (CVE-2016-5827)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2016-5827

https://ubuntu.com/security/CVE-2016-5827

Plugin Details

Severity: High

ID: 219776

File Name: unpatched_CVE_2016_5827.nasl

Version: 1.2

Type: local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 9/3/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2016-5827

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:centos:centos:libical-devel, p-cpe:/a:redhat:enterprise_linux:libical-devel, cpe:/o:redhat:enterprise_linux:5, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:centos:centos:thunderbird, p-cpe:/a:redhat:enterprise_linux:libical, p-cpe:/a:redhat:enterprise_linux:thunderbird, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:compat-libical1, p-cpe:/a:canonical:ubuntu_linux:libical, p-cpe:/a:centos:centos:libical-glib, p-cpe:/a:centos:centos:libical-glib-doc, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:libical-glib, p-cpe:/a:redhat:enterprise_linux:compat-libical1, p-cpe:/a:centos:centos:libical-glib-devel, p-cpe:/a:centos:centos:libical, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:libical-glib-devel, p-cpe:/a:redhat:enterprise_linux:libical-glib-doc

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 6/27/2016

Reference Information

CVE: CVE-2016-5827