ZNC 1.0 WebAdmin null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in ZNC 1.0. The impacted element is an unknown function of the component WebAdmin. Such manipulation leads to null pointer dereference. This vulnerability is documented as CVE-2013-2130. There is not any exploit available.

Detailsinfo

A vulnerability was found in ZNC 1.0. It has been rated as problematic. Affected by this issue is an unknown code block of the component WebAdmin. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. CVE summarizes:

ZNC 1.0 allows remote authenticated users to cause a denial of service (NULL pointer reference and crash) via a crafted request to the (1) editnetwork, (2) editchan, (3) addchan, or (4) delchan page in modules/webadmin.cpp.

The weakness was released 06/05/2014 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2013-2130 since 02/19/2013. The exploitation is known to be easy. The attack may be launched remotely. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 69382 (Fedora 19 : znc-1.2-0.1.alpha1.fc19 (2013-14132)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (69382), SecurityFocus (BID 60199†), Secunia (SA53450†) and Vulnerability Center (SBV-41200†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 69382
Nessus Name: Fedora 19 : znc-1.2-0.1.alpha1.fc19 (2013-14132)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 866473
OpenVAS Name: Fedora Update for znc FEDORA-2013-14123
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

02/19/2013 🔍
05/27/2013 +97 days 🔍
08/19/2013 +84 days 🔍
08/20/2013 +1 days 🔍
08/25/2013 +5 days 🔍
06/05/2014 +284 days 🔍
06/05/2014 +0 days 🔍
03/26/2015 +294 days 🔍
03/22/2022 +2553 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2bd410ee5570cea127233f1133ea22f25174eb28
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-2130 (🔍)
GCVE (CVE): GCVE-0-2013-2130
GCVE (VulDB): GCVE-100-69956
SecurityFocus: 60199 - ZNC WebAdmin Multiple NULL Pointer Dereference Denial of Service Vulnerabilities
Secunia: 53450
Vulnerability Center: 41200 - ZNC 1.0 Remote Denial of Service due to NULL Pointer Dereferences, Medium

Entryinfo

Created: 03/26/2015 12:07
Updated: 03/22/2022 12:10
Changes: 03/26/2015 12:07 (61), 05/09/2017 10:29 (6), 03/22/2022 12:03 (4), 03/22/2022 12:10 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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