CVE-2020-26547

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/1/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

monal:monal

Weaknesses (CWE)

CWE-345

References

https://github.com/anurodhp/Monal/commits/develop(cve@mitre.org)

https://monal.im/blog/cve-2020-26547/(cve@mitre.org)

https://github.com/anurodhp/Monal/commits/develop(af854a3a-2127-422b-91ae-364da2661108)

https://monal.im/blog/cve-2020-26547/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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