CVE-2020-24339
HIGH
7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM
5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: none
Availability: partial
Description
AI Translation Available
An issue was discovered in picoTCP and picoTCP-NG through 1.7.0. The DNS domain name record decompression functionality in pico_dns_decompress_name() in pico_dns_common.c does not validate the compression pointer offset values with respect to the actual data present in a DNS response packet, causing out-of-bounds reads that lead to Denial-of-Service.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0050
Percentile
0,7th
Updated
EPSS Score Trend (Last 90 Days)
125
Out-of-bounds Read
DraftCommon Consequences
Security Scopes Affected:
Confidentiality
Availability
Other
Potential Impacts:
Read Memory
Bypass Protection Mechanism
Dos: Crash, Exit, Or Restart
Varies By Context
Applicable Platforms
Languages:
C, C++, Memory-Unsafe
Technologies:
ICS/OT
Application
Picotcp-Ng by Altran
Version Range Affected
To
1.7.0
(inclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:altran:picotcp-ng:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Picotcp by Altran
Version Range Affected
To
1.7.0
(inclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:altran:picotcp:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01
https://www.kb.cert.org/vuls/id/815128
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01
https://www.kb.cert.org/vuls/id/815128