7.5
HIGH
CVE-2016-5300
Expat XML Parser Hash Initialization Denial of Service Weakness
Description

The XML parser in Expat does not use sufficient entropy for hash initialization, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted identifiers in an XML document. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-0876.

INFO

Published Date :

June 16, 2016, 6:59 p.m.

Last Modified :

Nov. 21, 2024, 2:54 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2016-5300 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-5300 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Google android
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Libexpat_project libexpat
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-5300.

URL Resource
http://www.debian.org/security/2016/dsa-3597 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/06/04/4 Mailing List
http://www.openwall.com/lists/oss-security/2016/06/04/5 Mailing List
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html Patch Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory
http://www.securityfocus.com/bid/91159 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3010-1 Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://security.gentoo.org/glsa/201701-21 Third Party Advisory
https://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
https://www.tenable.com/security/tns-2016-20 Third Party Advisory
http://www.debian.org/security/2016/dsa-3597 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/06/04/4 Mailing List
http://www.openwall.com/lists/oss-security/2016/06/04/5 Mailing List
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html Patch Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory
http://www.securityfocus.com/bid/91159 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3010-1 Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://security.gentoo.org/glsa/201701-21 Third Party Advisory
https://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
https://www.tenable.com/security/tns-2016-20 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

asp-net-core csharp docker dockerfile javascript react webapi docker-compose

C# Dockerfile HTML JavaScript CSS

Updated: 8 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Feb. 22, 2024, 6:42 p.m. This repo has been linked 383 different CVEs too.

Map Vulnerabilities into Different Layers of the Container Image

Python

Updated: 1 year, 11 months ago
1 stars 0 fork 0 watcher
Born at : Oct. 5, 2022, 12:07 p.m. This repo has been linked 1276 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-5300 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-5300 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3597
    Added Reference http://www.openwall.com/lists/oss-security/2016/06/04/4
    Added Reference http://www.openwall.com/lists/oss-security/2016/06/04/5
    Added Reference http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
    Added Reference http://www.securityfocus.com/bid/91159
    Added Reference http://www.ubuntu.com/usn/USN-3010-1
    Added Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10365
    Added Reference https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
    Added Reference https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
    Added Reference https://security.gentoo.org/glsa/201701-21
    Added Reference https://source.android.com/security/bulletin/2016-11-01.html
    Added Reference https://www.tenable.com/security/tns-2016-20
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E [No types assigned]
    Added Reference MITRE https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E [No types assigned]
    Removed Reference MITRE https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
    Removed Reference MITRE https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
  • CVE Modified by [email protected]

    Jul. 31, 2021

    Action Type Old Value New Value
    Added Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10365 [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 29, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Added Reference https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E [No Types Assigned]
  • CPE Deprecation Remap by [email protected]

    Jan. 25, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:libexpat:expat:*:*:*:*:*:*:*:* versions from (excluding) 2.2.0 OR *cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* versions from (excluding) 2.2.0
  • Modified Analysis by [email protected]

    Jan. 23, 2019

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/06/04/5 No Types Assigned http://www.openwall.com/lists/oss-security/2016/06/04/5 Mailing List
    Changed Reference Type http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html No Types Assigned http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/06/04/4 No Types Assigned http://www.openwall.com/lists/oss-security/2016/06/04/4 Mailing List
    Changed Reference Type https://source.android.com/security/bulletin/2016-11-01.html No Types Assigned https://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/201701-21 No Types Assigned https://security.gentoo.org/glsa/201701-21 Third Party Advisory
    Changed Reference Type http://www.ubuntu.com/usn/USN-3010-1 No Types Assigned http://www.ubuntu.com/usn/USN-3010-1 Third Party Advisory
    Changed Reference Type https://www.tenable.com/security/tns-2016-20 No Types Assigned https://www.tenable.com/security/tns-2016-20 Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/91159 No Types Assigned http://www.securityfocus.com/bid/91159 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.debian.org/security/2016/dsa-3597 No Types Assigned http://www.debian.org/security/2016/dsa-3597 Third Party Advisory
    Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html Patch, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
    Changed CPE Configuration OR *cpe:2.3:a:libexpat:expat:-:*:*:*:*:*:*:* OR *cpe:2.3:a:libexpat:expat:*:*:*:*:*:*:*:* versions up to (excluding) 2.2.0
    Added CPE Configuration OR *cpe:2.3:o:google:android:4.4.4:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.0.2:*:*:*:*:*:*:* *cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:* *cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 19, 2018

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 03, 2017

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2016-20 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201701-21 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 30, 2016

    Action Type Old Value New Value
    Added Reference http://www.ubuntu.com/usn/USN-3010-1 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference https://source.android.com/security/bulletin/2016-11-01.html [No Types Assigned]
    Added Reference http://www.securityfocus.com/bid/91159 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 23, 2016

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
  • Modified Analysis by [email protected]

    Jun. 20, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:libexpat:expat:-:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-399
  • Initial Analysis by [email protected]

    Jun. 18, 2016

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-5300 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-5300 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.72 }} -0.04%

score

0.80348

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability