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7.5
CVSSv3

CVE-2020-13987

Published: 11/12/2020 Updated: 06/08/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

An issue exists in Contiki up to and including 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.

Vulnerability Trend

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uip_project uip

open-iscsi project open-iscsi

siemens sentron_3va_com100_firmware

siemens sentron_3va_com800_firmware

siemens sentron_pac3200_firmware

siemens sentron_pac4200_firmware

ICS Advisories

Siemens TCP/IP Stack Vulnerabilities–AMNESIA:33 in SENTRON PAC / 3VA Devices (Update C)
Critical Infrastructure Sectors: Energy

References

CWE-125https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01https://www.kb.cert.org/vuls/id/815128https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdfhttps://nvd.nist.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-068-06
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
injectCVE-2024-34001CVE-2024-37018LFICVE-2024-1275CVE-2024-1086CSRFCVE-2024-31030CVE-2024-24919
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