VDB-166086 · CVE-2020-17441 · icsa-20-343-01

picoTCP 1.7.0 IPv6 Header pico_ipv6.c pico_ipv6_extension_headers out-of-bounds

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in picoTCP 1.7.0 and classified as problematic. This affects the function pico_ipv6_extension_headers of the file pico_ipv6.c of the component IPv6 Header Handler. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2020-17441. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in picoTCP 1.7.0. Affected is the function pico_ipv6_extension_headers of the file pico_ipv6.c of the component IPv6 Header Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability.

The weakness was released 12/12/2020 as icsa-20-343-01. The advisory is available at us-cert.cisa.gov. This vulnerability is traded as CVE-2020-17441. Technical details are known, but there is no available exploit.

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

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Productinfo

Name

picoTCP

Version

1.7.0

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

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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

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/07/2020 🔍
12/12/2020 +127 days 🔍
12/12/2020 +0 days 🔍
12/16/2020 +4 days 🔍

Sourcesinfo

Advisory: icsa-20-343-01
Status: Not defined

CVE: CVE-2020-17441 (🔍)
GCVE (CVE): GCVE-0-2020-17441
GCVE (VulDB): GCVE-100-166086

Entryinfo

Created: 12/12/2020 07:08
Updated: 12/16/2020 13:12
Changes: 12/12/2020 07:08 (38), 12/16/2020 13:10 (2), 12/16/2020 13:12 (18)
Complete: 🔍
Cache ID: 216::103