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cve[email protected]CVE-2021-26731
HistoryOct 24, 2022 - 2:15 p.m.

CVE-2021-26731

2022-10-2414:15:48
CWE-94
CWE-121
CWE-787
CWE-77
web.nvd.nist.gov
31
2
cve-2021-26731
command injection
buffer overflow
modifyuserb_func
spx_restservice
lanner inc
iac-ast2500a
firmware
security vulnerability

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.6%

Command injection and multiple stack-based buffer overflows vulnerabilities in the modifyUserb_func function of spx_restservice allow an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

Affected configurations

NVD
Node
lannerinciac-ast2500a_firmwareMatch1.10.0
AND
lannerinciac-ast2500aMatch-

CNA Affected

[
  {
    "vendor": "Lanner Inc",
    "product": "IAC-AST2500A",
    "versions": [
      {
        "version": "1.10.0",
        "status": "affected"
      }
    ]
  }
]

Social References

More

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.6%

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