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ID

VAR-202107-1087


CVE

CVE-2021-26100


TITLE

Pillow Buffer error vulnerability

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

DESCRIPTION

A missing cryptographic step in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an unauthenticated attacker who intercepts the encrypted messages to manipulate them in such a way that makes the tampering and the recovery of the plaintexts possible. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements

Trust: 1.62

sources: NVD: CVE-2021-26100 // CNNVD: CNNVD-202104-975 // VULHUB: VHN-385064 // VULMON: CVE-2021-26100

AFFECTED PRODUCTS

vendor:fortinetmodel:fortimailscope:ltversion:7.0.0

Trust: 1.0

sources: NVD: CVE-2021-26100

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-26100
value: HIGH

Trust: 1.0

psirt@fortinet.com: CVE-2021-26100
value: MEDIUM

Trust: 1.0

CNNVD: CNNVD-202104-975
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202107-559
value: HIGH

Trust: 0.6

VULHUB: VHN-385064
value: MEDIUM

Trust: 0.1

VULMON: CVE-2021-26100
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-26100
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-385064
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-26100
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 3.6
version: 3.1

Trust: 1.0

psirt@fortinet.com: CVE-2021-26100
baseSeverity: MEDIUM
baseScore: 5.9
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 2.2
impactScore: 3.6
version: 3.1

Trust: 1.0

sources: VULHUB: VHN-385064 // VULMON: CVE-2021-26100 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-559 // NVD: CVE-2021-26100 // NVD: CVE-2021-26100

PROBLEMTYPE DATA

problemtype:CWE-347

Trust: 1.1

problemtype:CWE-311

Trust: 0.1

sources: VULHUB: VHN-385064 // NVD: CVE-2021-26100

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202107-559

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

EXTERNAL IDS

db:NVDid:CVE-2021-26100

Trust: 1.8

db:CS-HELPid:SB2021041363

Trust: 0.6

db:CNNVDid:CNNVD-202104-975

Trust: 0.6

db:AUSCERTid:ESB-2021.2380

Trust: 0.6

db:CS-HELPid:SB2021071352

Trust: 0.6

db:CNNVDid:CNNVD-202107-559

Trust: 0.6

db:VULHUBid:VHN-385064

Trust: 0.1

db:VULMONid:CVE-2021-26100

Trust: 0.1

sources: VULHUB: VHN-385064 // VULMON: CVE-2021-26100 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-559 // NVD: CVE-2021-26100

REFERENCES

url:https://fortiguard.com/advisory/fg-ir-21-003

Trust: 1.8

url:https://www.cybersecurity-help.cz/vdb/sb2021041363

Trust: 0.6

url:https://www.auscert.org.au/bulletins/esb-2021.2380

Trust: 0.6

url:https://www.cybersecurity-help.cz/vdb/sb2021071352

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/311.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-385064 // VULMON: CVE-2021-26100 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-559 // NVD: CVE-2021-26100

SOURCES

db:VULHUBid:VHN-385064
db:VULMONid:CVE-2021-26100
db:CNNVDid:CNNVD-202104-975
db:CNNVDid:CNNVD-202107-559
db:NVDid:CVE-2021-26100

LAST UPDATE DATE

2024-08-14T12:28:35.907000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-385064date:2022-07-12T00:00:00
db:VULMONid:CVE-2021-26100date:2021-07-12T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-14T00:00:00
db:CNNVDid:CNNVD-202107-559date:2022-07-14T00:00:00
db:NVDid:CVE-2021-26100date:2022-07-12T17:42:04.277

SOURCES RELEASE DATE

db:VULHUBid:VHN-385064date:2021-07-09T00:00:00
db:VULMONid:CVE-2021-26100date:2021-07-09T00:00:00
db:CNNVDid:CNNVD-202104-975date:2021-04-13T00:00:00
db:CNNVDid:CNNVD-202107-559date:2021-07-09T00:00:00
db:NVDid:CVE-2021-26100date:2021-07-09T19:15:08.253