Vulnerability · NVD

CVE-2021-36769

CVE-2021-36769, medium severity (CVSS 5.3): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 5.3
Exploitation: 1.4 %
Tracked apps: 2
Still exposed: 0

Published on 2021-07-17

A reordering issue exists in Telegram before 7.8.1 for Android, Telegram before 7.8.3 for iOS, and Telegram Desktop before 2.8.8. An attacker can cause the server to receive messages in a different order than they were sent a client.

Attack vector : Network No privileges required No user interaction

Show raw CVSS vector

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

EPSS 1.39% above median percentile 71.0%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Telegram Android org.telegram.messenger

Affected <7.8.1 Fixed in 7.8.1 Latest tracked 12.10.1 patched

Observed affected builds (6)

7.8.0 7.4.2 7.0.0 5.12.1 5.8.0 5.5.0
Telegram iOS ph.telegra.Telegraph

Affected <7.8.3 Fixed in 7.8.3 Latest tracked 12.9.4 patched

Vulnerable CPE configurations (2)

Vendor	Product	Platform	Versions	CPE 2.3 URI
telegram	telegram Android	Android	<7.8.1	cpe:2.3:a:telegram:telegram::::::android::*
telegram	telegram iOS	iOS	<7.8.3	cpe:2.3:a:telegram:telegram::::::iphone_os::*

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