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CRITICAL

CVE-2021-41974

CVE-2021-41974 — Tad Book3 - Improper Authorization

Tad Book3 editing book page does not perform identity verification. Remote attackers can use the vulnerability to view and modify arbitrary content of books without permission.

Published Updated Sources: cvelistV5, twcert

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Unreported

no source claims exploitation

EPSS

1%

chance of exploitation in 30 days

Affects

tad

tad_book3

CVSS base

9.1

CRITICAL

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Vendors (1)

Products (1)

tad book3

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
9.1CVSS 3.1CRITICALcvelistV5

Weakness & attack patterns

  • CWE-285

Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.

  • T1574.010Hijack Execution Flow: ServicesFile Permissions Weakness
  • T1083File and Directory Discovery
  • T1562.003Impair Defenses: Impair Command History Logging

References

1 on the record

Elsewhere on this site

  • tadevery CVE for this vendor
  • CWE-285other pages naming this weakness

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.