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IbmCVE-2020-4839

HistoryMay 25, 2021 - 5:15 p.m.

CVE-2020-4839

2021-05-2517:15:07

CWE-787

ibm

web.nvd.nist.gov

ibm

host firmware

lc-class systems

stack overflow

buffer overflow

vulnerability

denial of service

nvd

cve-2020-4839

ibm x-force id 190037

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.1

Confidence

High

EPSS

0.001

Percentile

43.8%

JSON

IBM Host firmware for LC-class Systems is vulnerable to a stack based buffer overflow, caused by improper bounds checking. A remote privileged attacker could exploit this vulnerability and cause a denial of service. IBM X-Force ID: 190037.

Affected configurations

Nvd

Vulners

Node

ibm8335-gcaMatch-

AND

ibm8335-gca_firmwareMatchop820

Node

ibm8335-gtaMatch-

AND

ibm8335-gta_firmwareMatchop820

Node

ibm8335-gtbMatch-

AND

ibm8335-gtb_firmwareMatchop820

VendorProductVersionCPE
ibm8335-gca-cpe:2.3:h:ibm:8335-gca:-:*:*:*:*:*:*:*
ibm8335-gca_firmwareop820cpe:2.3:o:ibm:8335-gca_firmware:op820:*:*:*:*:*:*:*
ibm8335-gta-cpe:2.3:h:ibm:8335-gta:-:*:*:*:*:*:*:*
ibm8335-gta_firmwareop820cpe:2.3:o:ibm:8335-gta_firmware:op820:*:*:*:*:*:*:*
ibm8335-gtb-cpe:2.3:h:ibm:8335-gtb:-:*:*:*:*:*:*:*
ibm8335-gtb_firmwareop820cpe:2.3:o:ibm:8335-gtb_firmware:op820:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ibm	8335-gca	-	cpe:2.3:h:ibm:8335-gca:-:::::::*
ibm	8335-gca_firmware	op820	cpe:2.3:o:ibm:8335-gca_firmware:op820:::::::*
ibm	8335-gta	-	cpe:2.3:h:ibm:8335-gta:-:::::::*
ibm	8335-gta_firmware	op820	cpe:2.3:o:ibm:8335-gta_firmware:op820:::::::*
ibm	8335-gtb	-	cpe:2.3:h:ibm:8335-gtb:-:::::::*
ibm	8335-gtb_firmware	op820	cpe:2.3:o:ibm:8335-gtb_firmware:op820:::::::*

CNA Affected

[
  {
    "product": "8335-GTB",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "OP820"
      }
    ]
  },
  {
    "product": "8335-GTA",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "OP820"
      }
    ]
  },
  {
    "product": "8335-GCA",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "OP820"
      }
    ]
  }
]

References

exchange.xforce.ibmcloud.com/vulnerabilities/190037

www.ibm.com/support/pages/node/6454303

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.1

Confidence

High

EPSS

0.001

Percentile

43.8%

JSON

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