CVE-2021-21974

Scores

EPSS

0.557medium55.7%
0%20%40%60%80%100%

Percentile: 55.7%

CVSS

8.8high3.x
0246810

CVSS Score: 8.8/10

All CVSS Scores

CVSS 3.x
8.8

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

CVSS 2.0
5.8

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

Description

OpenSLP as used in ESXi (7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG) has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue in OpenSLP service resulting in remote code execution.

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Sources

nvd

CWEs

CWE-787

Related Vulnerabilities

Exploits

Exploit ID: CVE-2021-21974

Source: github-poc

URL: https://github.com/abirasecurity/CVE-2021-21974_vuln_dectection

Vulnerable Software (2)

Type: Configuration

Vendor: *

Product: cloud_foundation

Operating System: * * *

Trait:
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:*",      "versionEndExcluding": "3.10.1.2",      "versionStartIncluding": "3.0",      "vulnerable": true...

Source: nvd

Type: Configuration

Vendor: *

Product: esxi

Operating System: * * *

Trait:
{  "cpe_match": [    {      "cpe23uri": "cpe:2.3:o:vmware:esxi:6.5:-:*:*:*:*:*:*",      "vulnerable": true    },    {      "cpe23uri": "cpe:2.3:o:vmware:esxi:6.5:2:*:*:*:*:*:*",      "vulnerab...

Source: nvd

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