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TalosCVE-2021-21829

HistoryAug 13, 2021 - 7:15 p.m.

CVE-2021-21829

2021-08-1319:15:07

CWE-787

CWE-122

talos

web.nvd.nist.gov

cve-2021-21829

at&t labs

xmill 0.7

buffer overflow

remote code execution

xml

security vulnerability

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

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

AI Score

9.8

Confidence

High

EPSS

0.006

Percentile

79.6%

JSON

A heap-based buffer overflow vulnerability exists in the XML Decompression EnumerationUncompressor::UncompressItem functionality of AT&T Labs’ Xmill 0.7. A specially crafted XMI file can lead to remote code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected configurations

Nvd

Vulners

Node

attxmillMatch0.7

VendorProductVersionCPE
attxmill0.7cpe:2.3:a:att:xmill:0.7:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
att	xmill	0.7	cpe:2.3:a:att:xmill:0.7:::::::*

CNA Affected

[
  {
    "product": "AT&T",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "AT&T Labs Xmill 0.7"
      }
    ]
  }
]

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1292

Social References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

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

AI Score

9.8

Confidence

High

EPSS

0.006

Percentile

79.6%

JSON

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