CVE-2020-13987

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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:*

cpe:2.3:a:uip_project:uip:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:open-iscsi_project:open-iscsi:*:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:h:siemens:sentron_3va_com100:-:*:*:*:*:*:*:*

cpe:2.3:o:siemens:sentron_3va_com100_firmware:*:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:h:siemens:sentron_3va_com800:-:*:*:*:*:*:*:*

cpe:2.3:o:siemens:sentron_3va_com800_firmware:*:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:h:siemens:sentron_pac3200:-:*:*:*:*:*:*:*

cpe:2.3:o:siemens:sentron_pac3200_firmware:*:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:h:siemens:sentron_pac4200:-:*:*:*:*:*:*:*

cpe:2.3:o:siemens:sentron_pac4200_firmware:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-12-11 22:15

Updated : 2022-08-06 03:52

NVD link : CVE-2020-13987

Mitre link : CVE-2020-13987

CVE.ORG link : CVE-2020-13987

JSON object : View

Products Affected

siemens

sentron_3va_com100_firmware
sentron_3va_com800_firmware
sentron_pac4200_firmware
sentron_pac3200
sentron_pac4200
sentron_pac3200_firmware
sentron_3va_com100
sentron_3va_com800

uip_project

uip

open-iscsi_project

open-iscsi

contiki-os

contiki

CWE

CWE-125

Out-of-bounds Read

{"id": "CVE-2020-13987", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-12-11T22:15:12.543", "references": [{"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-541018.pdf", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01", "tags": ["Third Party Advisory", "US Government Resource"], "source": "cve@mitre.org"}, {"url": "https://www.kb.cert.org/vuls/id/815128", "tags": ["Third Party Advisory", "US Government Resource"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Contiki versiones hasta 3.0. Se presenta una vulnerabilidad de Lectura Fuera de L\u00edmites en el componente uIP TCP/IP Stack cuando se calculan las sumas de comprobaci\u00f3n para paquetes IP en la funci\u00f3n upper_layer_chksum en el archivo net/ipv4/uip.c"}], "lastModified": "2022-08-06T03:52:03.833", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "EBD2BE71-F851-4136-816D-EF61154FD2C4", "versionEndIncluding": "3.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:uip_project:uip:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "98518C5F-7D0A-4B03-A062-651E613A01BE", "versionEndIncluding": "1.0"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:open-iscsi_project:open-iscsi:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82EAB4C1-AAC8-431E-AED1-1845AC303201", "versionEndIncluding": "2.1.12"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sentron_3va_com100:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6C308EF6-7893-44EF-978E-9019B0060911"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sentron_3va_com100_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "507AAF60-4AFE-4D80-A698-13BD5818CAE7", "versionEndExcluding": "4.4.1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sentron_3va_com800:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7CECE258-D12A-4483-AF4B-A63FAD08A767"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sentron_3va_com800_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "08B3AAE7-AAC6-4ECC-9338-AC8841336C59", "versionEndExcluding": "4.4.1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sentron_pac3200:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "624451C4-149D-4FEE-B2FB-020574F03231"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sentron_pac3200_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92EDAF30-8EC2-4C76-BD27-6C6084B9CA03", "versionEndExcluding": "2.4.7"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sentron_pac4200:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B48B5DE2-25BF-44A1-BB12-A734DD4A9560"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sentron_pac4200_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E46CC95C-7941-4B23-A0E9-79AB18A6E9C2", "versionEndExcluding": "2.3.0"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}