picoTCP 1.7.0 ICMPv6 Echo Request Packet pico_icmp6.c pico_icmp6_send_echoreply_not_frag memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in picoTCP 1.7.0. Affected by this issue is the function pico_icmp6_send_echoreply_not_frag
of the file pico_icmp6.c of the component ICMPv6 Echo Request Packet Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability.
The weakness was presented 12/12/2020 as icsa-20-343-01. The advisory is shared for download at us-cert.cisa.gov. This vulnerability is handled as CVE-2020-17443. There are known technical details, but no exploit is available.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB 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: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
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 |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
08/07/2020 🔍12/12/2020 🔍
12/12/2020 🔍
12/16/2020 🔍
Sources
Advisory: icsa-20-343-01Status: Not defined
CVE: CVE-2020-17443 (🔍)
Entry
Created: 12/12/2020 07:10Updated: 12/16/2020 13:34
Changes: 12/12/2020 07:10 (38), 12/16/2020 13:28 (2), 12/16/2020 13:34 (18)
Complete: 🔍
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