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01 Record

CVE-2022-31481

Remote Code Execution via buffer overflow in firmware update process

CriticalPUBLISHEDCNA: Carrier
CNA base score10.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 Description

Remote Code Execution via buffer overflow in firmware update process

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.64% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 76.2% of scored records. A rank, not a probability.
NVD base score
10.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-06-06 16:38Z4 YR AGO
Last updated
2024-09-16 16:12Z2 YR AGO
Reserved
2022-05-23
Assigning CNA
Carrier
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
Data version
5.1
Document digest
45773f77f3f6f848d0713d7fd477e83e250fa94c87550cbcb885a3be234c8fdf

05 Affected products

VendorProductVersionsPlatforms
LenelS2LNL-X2210ALL to < 1.302—
LenelS2LNL-X2220ALL to < 1.302—
LenelS2LNL-X3300ALL to < 1.302—
LenelS2LNL-X4420ALL to < 1.302—
LenelS2LNL-4420ALL to < 1.296—
LenelS2S2-LP-1501ALL to < 1.302—
LenelS2S2-LP-1502ALL to < 1.302—
LenelS2S2-LP-2500ALL to < 1.302—
LenelS2S2-LP-4502ALL to < 1.302—
HID MercuryLP1501ALL to < 1.302—
HID MercuryLP1502ALL to < 1.302—
HID MercuryLP2500ALL to < 1.302—
HID MercuryLP4502ALL to < 1.302—
HID MercuryEP4502ALL to < 1.296—

06 References

07 Remediation

Update to the latest version of firmware