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SiemensCVE-2021-44439

HistoryDec 14, 2021 - 12:15 p.m.

CVE-2021-44439

2021-12-1412:15:11

CWE-125

siemens

web.nvd.nist.gov

cve-2021-44439

vulnerability

jt utilities

jttk

out of bounds read

information leak

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

25.5%

JSON

A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products is vulnerable to an out of bounds read past the end of an allocated buffer when parsing specially crafted JT files. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-14908)

Affected configurations

Nvd

Node

siemensjt_open_toolkitRange<11.1.1.0

siemensjt_utilitiesRange<13.1.1.0

VendorProductVersionCPE
siemensjt_open_toolkit*cpe:2.3:a:siemens:jt_open_toolkit:*:*:*:*:*:*:*:*
siemensjt_utilities*cpe:2.3:a:siemens:jt_utilities:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
siemens	jt_open_toolkit	*	cpe:2.3:a:siemens:jt_open_toolkit::::::::
siemens	jt_utilities	*	cpe:2.3:a:siemens:jt_utilities::::::::

CNA Affected

[
  {
    "product": "JT Utilities",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V13.1.1.0"
      }
    ]
  },
  {
    "product": "JTTK",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions <  V11.1.1.0"
      }
    ]
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-802578.pdf

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

25.5%

JSON

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