picoTCP 1.7.0/6.c Header Length pico_ipv6.c pico_ipv6_process_hopbyhop integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in picoTCP 1.7.0/6.c. It has been classified as problematic. This impacts the function pico_ipv6_process_hopbyhop of the file pico_ipv6.c of the component Header Length Handler. This manipulation causes integer overflow. This vulnerability is tracked as CVE-2020-17442. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in picoTCP 1.7.0/6.c. Affected by this vulnerability is the function pico_ipv6_process_hopbyhop of the file pico_ipv6.c of the component Header Length Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect availability.

The weakness was disclosed 12/12/2020 as icsa-20-343-01. It is possible to read the advisory at us-cert.cisa.gov. This vulnerability is known as CVE-2020-17442. Technical details of the vulnerability 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.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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-2020-17442 (🔍)
GCVE (CVE): GCVE-0-2020-17442
GCVE (VulDB): GCVE-100-166087

Entryinfo

Created: 12/12/2020 07:09
Updated: 12/16/2020 13:22
Changes: 12/12/2020 07:09 (37), 12/16/2020 13:18 (2), 12/16/2020 13:22 (18)
Complete: 🔍
Cache ID: 216::103

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