Vulnerability Report

CVE-2017-16932

Title: Xmlsoft Libxml2 DoS

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2017-16932.

CWE Category CWE-835

Published Date Nov 23, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

5.93%

Vulnerability Summary

CVE-2017-16932: parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.

Impacted Vendors

xmlsoft 1

Reference Links

http://xmlsoft.org/news.html https://blog.clamav.net/2018/07/clamav-01001-has-been-released.html https://bugzilla.gnome.org/show_bug.cgi?id=759579 https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961 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://lists.debian.org/debian-lts-announce/2017/11/msg00041.html https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html https://usn.ubuntu.com/3739-1/ http://xmlsoft.org/news.html https://blog.clamav.net/2018/07/clamav-01001-has-been-released.html https://bugzilla.gnome.org/show_bug.cgi?id=759579 https://github.com/GNOME/libxml2/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961 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://lists.debian.org/debian-lts-announce/2017/11/msg00041.html https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html https://usn.ubuntu.com/3739-1/

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.0

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns