CVE-2021-30496

Published: Apr 20, 2021Modified: Nov 21, 2024

5.7

Vector

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

Exploitability: 2.1 / Impact: 3.6

Source: NVD

Description

The Telegram app 7.6.2 for iOS allows remote authenticated users to cause a denial of service (application crash) if the victim pastes an attacker-supplied message (e.g., in the Persian language) into a channel or group. The crash occurs in MtProtoKitFramework. NOTE: the vendor's perspective is that "this behavior can't be considered a vulnerability."

Affected (1)

Products: Telegram: Telegram

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Telegram Telegram	Version 7.6.2

Related CWEs

Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

References (4)

https://gist.github.com/raminfp/bf64c2974ee6949787329749148a4b31

Source: cve@mitre.org

ExploitThird Party Advisory

https://t.me/joinchat/bJ9cnUosVh03ZTI0

Source: cve@mitre.org

Vendor Advisory

https://gist.github.com/raminfp/bf64c2974ee6949787329749148a4b31

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

https://t.me/joinchat/bJ9cnUosVh03ZTI0

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.