PicoTCP 1.7.0 TCP Initial Sequence Number random values

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in PicoTCP 1.7.0. Affected is an unknown function of the component TCP Initial Sequence Number Handler. Executing a manipulation can lead to random values. This vulnerability appears as CVE-2020-27635. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in PicoTCP 1.7.0. This vulnerability affects some unknown functionality of the component TCP Initial Sequence Number Handler. The manipulation with an unknown input leads to a random values vulnerability. The CWE definition for the vulnerability is CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. As an impact it is known to affect integrity.

The weakness was presented 10/10/2023 as icsa-21-042-01. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2020-27635 since 10/22/2020. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.001.

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

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

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: 6.3

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Random values
CWE: CWE-330 / CWE-310
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

10/22/2020 🔍
10/10/2023 +1083 days 🔍
10/10/2023 +0 days 🔍
10/28/2023 +18 days 🔍

Sourcesinfo

Advisory: icsa-21-042-01
Status: Not defined

CVE: CVE-2020-27635 (🔍)
GCVE (CVE): GCVE-0-2020-27635
GCVE (VulDB): GCVE-100-241768

Entryinfo

Created: 10/10/2023 19:39
Updated: 10/28/2023 17:53
Changes: 10/10/2023 19:39 (37), 10/28/2023 17:53 (11)
Complete: 🔍
Cache ID: 216::103

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