// For flags

CVE-2021-21811

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A memory corruption vulnerability exists in the XML-parsing CreateLabelOrAttrib functionality of AT&T Labs’ Xmill 0.7. A specially crafted XML file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Se presenta una vulnerabilidad de corrupción de memoria en la funcionalidad XML-parsing CreateLabelOrAttrib de Xmill versión 0.7 de AT&T Labs. Un archivo XML especialmente diseñado puede conllevar a un desbordamiento del búfer de la pila. Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-04 CVE Reserved
  • 2021-08-31 CVE Published
  • 2024-07-23 EPSS Updated
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-191: Integer Underflow (Wrap or Wraparound)
CAPEC
References (1)
URL Tag Source
URL Date SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1279 2024-08-03
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Att
Search vendor "Att"
 Xmill
Search vendor "Att" for product "Xmill"
 0.7
Search vendor "Att" for product "Xmill" and version "0.7"
-
Affected