CVEvulnerability
CVE-2020-13987
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-12-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-125
Description
An issue was discovered in Contiki through 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.
Affected configurations
• uip project uip (<= 1.0)
• open-iscsi project open-iscsi (<= 2.1.12)
• siemens sentron 3va com100 firmware (< 4.4.1)
• siemens sentron 3va com800 firmware (< 4.4.1)
• siemens sentron pac3200 firmware (< 2.4.7)
• siemens sentron pac4200 firmware (< 2.3.0)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdf Patch, Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/815128 Third Party Advisory, US Government Resource
- https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdf Patch, Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/815128 Third Party Advisory, US Government Resource