VDB-146808 · CVE-2015-0841 · BID 73310

libcapsinetwork/monopd up to 0.9.7 listener.cpp readBuf off-by-one

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.
6.3	$0-$5k	0.00

A vulnerability classified as problematic has been found in libcapsinetwork and monopd up to 0.9.7. Affected is the function readBuf of the file listener.cpp. The manipulation with an unknown input leads to a off-by-one vulnerability. CWE is classifying the issue as CWE-193. A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value. This is going to have an impact on availability. CVE summarizes:

Off-by-one error in the readBuf function in listener.cpp in libcapsinetwork and monopd before 0.9.8, allows remote attackers to cause a denial of service (crash) via a long line.

The bug was discovered 03/23/2015. The weakness was presented 12/09/2019. This vulnerability is traded as CVE-2015-0841 since 01/07/2015. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 109 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 84718 (GLSA-201507-12 : libCapsiNetwork: Denial of Service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading to version 0.9.8 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (84718).

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Off-by-one
CWE: CWE-193 / CWE-189
ATT&CK: Unknown

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

Nessus ID: 84718
Nessus Name: GLSA-201507-12 : libCapsiNetwork: Denial of Service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 18627
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201507-12
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libcapsinetwork/monopd 0.9.8

Timelineinfo

01/07/2015 🔍
03/23/2015 +75 days 🔍
07/10/2015 +109 days 🔍
07/14/2015 +4 days 🔍
12/09/2019 +1609 days 🔍
12/10/2019 +1 days 🔍
03/09/2024 +1551 days 🔍

Sourcesinfo

Advisory: gtkatlantic.gradator.net
Status: Not defined

CVE: CVE-2015-0841 (🔍)
SecurityFocus: 73310

Entryinfo

Created: 12/10/2019 08:18
Updated: 03/09/2024 08:59
Changes: 12/10/2019 08:18 (41), 12/10/2019 08:23 (28), 03/09/2024 08:59 (4)
Complete: 🔍