VDB-133960 · CVE-2019-11454 · USN-3971-1

Tildeslash Monit up to 5.25.2 HTTP Basic Authentication http/cervlet.c _viewlog User Persistent cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Tildeslash Monit up to 5.25.2. This affects the function _viewlog of the file http/cervlet.c of the component HTTP Basic Authentication. Executing a manipulation of the argument User as part of Authorization Header can lead to cross site scripting (Persistent). This vulnerability is registered as CVE-2019-11454. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Tildeslash Monit up to 5.25.2 and classified as problematic. This vulnerability affects the function _viewlog of the file http/cervlet.c of the component HTTP Basic Authentication. The manipulation of the argument user as part of a Authorization Header leads to a cross site scripting vulnerability (Persistent). The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Persistent cross-site scripting (XSS) in http/cervlet.c in Tildeslash Monit before 5.25.3 allows a remote unauthenticated attacker to introduce arbitrary JavaScript via manipulation of an unsanitized user field of the Authorization header for HTTP Basic Authentication, which is mishandled during an _viewlog operation.

The bug was discovered 03/04/2019. The weakness was published 04/22/2019 (Website). The advisory is shared for download at lists.fedoraproject.org. This vulnerability was named CVE-2019-11454 since 04/22/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 49 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197454 (Ubuntu Security Notification for Monit Vulnerabilities (USN-3971-1)).

Upgrading to version 5.25.3 eliminates this vulnerability.

Similar entry is available at VDB-133961. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Tildeslash

Name

Monit

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Persistent
Class: Cross site scripting / Persistent
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Monit 5.25.3

Timelineinfo

03/04/2019 🔍
04/22/2019 +49 days 🔍
04/22/2019 +0 days 🔍
04/23/2019 +1 days 🔍
09/06/2023 +1597 days 🔍

Sourcesinfo

Advisory: USN-3971-1
Status: Confirmed

CVE: CVE-2019-11454 (🔍)
GCVE (CVE): GCVE-0-2019-11454
GCVE (VulDB): GCVE-100-133960
See also: 🔍

Entryinfo

Created: 04/23/2019 09:02
Updated: 09/06/2023 14:22
Changes: 04/23/2019 09:02 (64), 06/01/2020 12:13 (2), 09/06/2023 14:22 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.