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nvd[email protected]NVD:CVE-2021-21892
HistoryDec 22, 2021 - 7:15 p.m.

CVE-2021-21892

2021-12-2219:15:09
CWE-121
CWE-787
[email protected]
web.nvd.nist.gov
3
cve-2021-21892
remote code execution
http request

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

53.4%

JSON

A stack-based buffer overflow vulnerability exists in the Web Manager FsUnmount functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Affected configurations

Nvd
Node
lantronixpremierwave_2050_firmwareMatch8.9.0.0r4
AND
lantronixpremierwave_2050Match-
VendorProductVersionCPE
lantronixpremierwave_2050_firmware8.9.0.0cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*
lantronixpremierwave_2050-cpe:2.3:h:lantronix:premierwave_2050:-:*:*:*:*:*:*:*

Related

cnvd 1
talos 1
cve 1
cvelist 1
prion 1
cnvd
cnvd
Lantronix PremierWave 2050 Buffer Overflow Vulnerability
2021-12-29 00:00:00
talos
talos
Lantronix PremierWave 2050 Web Manager FsUnmount stack-based buffer overflow vulnerability
2021-11-15 00:00:00
cve
cve
CVE-2021-21892
2021-12-22 19:15:09
cvelist
cvelist
CVE-2021-21892
2021-12-22 18:06:41
prion
prion
Stack overflow
2021-12-22 19:15:00

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

53.4%

JSON
Related for NVD:CVE-2021-21892
cnvd1talos1cve1cvelist1prion1