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cveIcscertCVE-2021-27499
HistoryAug 02, 2021 - 9:15 p.m.

CVE-2021-27499

2021-08-0221:15:08
CWE-329
CWE-330
icscert
web.nvd.nist.gov
26
2
ypsomed
mylife cloud
mobile application
vulnerability
communication protocol
cve-2021-27499
nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

26.1%

Ypsomed mylife Cloud, mylife Mobile Application, Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5,The application layer encryption of the communication protocol between the Ypsomed mylife App and mylife Cloud uses non-random IVs, which allows man-in-the-middle attackers to tamper with messages.

Affected configurations

Nvd
Node
ypsomedmylifeRange<1.7.5
OR
ypsomedmylife_cloudRange<1.7.2
VendorProductVersionCPE
ypsomedmylife*cpe:2.3:a:ypsomed:mylife:*:*:*:*:*:*:*:*
ypsomedmylife_cloud*cpe:2.3:a:ypsomed:mylife_cloud:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "Ypsomed mylife Cloud, mylife Mobile Application",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5"
      }
    ]
  }
]

Social References

More

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

26.1%

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