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CVE-2019-9917

Good to know:

Date: March 27, 2019

ZNC before 1.7.3-rc1 allows an existing remote user to cause a Denial of Service (crash) via invalid encoding.

Language: C++

Severity Score

6.5

Related Resources (17)

Url: https://github.com/znc/znc/commit/64613bc8b6b4adf1e32231f9844d99cd512b8973

Url: https://security-tracker.debian.org/tracker/CVE-2019-9917

Url: http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00018.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZRVSINQHM623GJYYNDSBYSXT2MHKFCYQ/

Url: https://usn.ubuntu.com/3950-1/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WTRBTPL7WWKQ7DZ2ALDTCGYUWSE6SL3/

Url: http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00037.html

Url: https://security.alpinelinux.org/vuln/CVE-2019-9917

Url: https://www.debian.org/security/2019/dsa-4463

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WRHCMHI44AW5CJ22WV676BKFUWWCLA7T/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZRVSINQHM623GJYYNDSBYSXT2MHKFCYQ/

Url: https://seclists.org/bugtraq/2019/Jun/23

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7WTRBTPL7WWKQ7DZ2ALDTCGYUWSE6SL3/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WRHCMHI44AW5CJ22WV676BKFUWWCLA7T/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-9917

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-9917

Url: https://www.mend.io/vulnerability-database/CVE-2019-9917

Severity Score

6.5

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

Upgrade Version

Upgrade to version 1.7.3-rc1

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	SINGLE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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