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TibcoCVE-2021-28817

HistoryMar 23, 2021 - 9:15 p.m.

CVE-2021-28817

2021-03-2321:15:13

tibco

web.nvd.nist.gov

cve-2021-28817

tibco software inc.

tibco rendezvous

windows

vulnerability

local access

privileged access

malicious software

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

Percentile

5.1%

JSON

The Windows Installation component of TIBCO Software Inc.'s TIBCO Rendezvous and TIBCO Rendezvous Developer Edition contains a vulnerability that theoretically allows a low privileged attacker with local access on some versions of the Windows operating system to insert malicious software. The affected component can be abused to execute the malicious software inserted by the attacker with the elevated privileges of the component. This vulnerability results from a lack of access restrictions on certain files and/or folders in the installation. Affected releases are TIBCO Software Inc.'s TIBCO Rendezvous: versions 8.5.1 and below and TIBCO Rendezvous Developer Edition: versions 8.5.1 and below.

Affected configurations

Nvd

Node

tibcorendezvousRange≤8.5.1

tibcorendezvousRange≤8.5.1developer

AND

microsoftwindowsMatch-

VendorProductVersionCPE
tibcorendezvous*cpe:2.3:a:tibco:rendezvous:*:*:*:*:*:*:*:*
tibcorendezvous*cpe:2.3:a:tibco:rendezvous:*:*:*:*:developer:*:*:*
microsoftwindows-cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
tibco	rendezvous	*	cpe:2.3:a:tibco:rendezvous::::::::
tibco	rendezvous	*	cpe:2.3:a:tibco:rendezvous:::::developer:::*
microsoft	windows	-	cpe:2.3:o:microsoft:windows:-:::::::*

CNA Affected

[
  {
    "product": "TIBCO Rendezvous",
    "vendor": "TIBCO Software Inc.",
    "versions": [
      {
        "lessThanOrEqual": "8.5.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "TIBCO Rendezvous Developer Edition",
    "vendor": "TIBCO Software Inc.",
    "versions": [
      {
        "lessThanOrEqual": "8.5.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.tibco.com/services/support/advisories

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

Percentile

5.1%

JSON

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