CVE-2020-26547
Monal before 4.9 does not implement proper sender verification on MAM and Message Carbon (XEP-0280) results. This allows a remote attacker (able to send stanzas to a victim) to inject arbitrary messages into the local history, with full control over the sender and receiver displayed to the victim.
Published:Feb 1, 2021
Last Modified:Nov 21, 2024
EPS:Feb 1, 2021
EPSS Score:0.00207
CVSS Score:9.8
Affected Products
Vendor
Product
Action
Vendor
Monal
Product
Monal
Monal
Monal
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
