CVE-2021-31323: Buffer Overflow
First published: Tue May 18 2021(Updated: )
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Heap Buffer Overflow in the LottieParserImpl::parseDashProperty function of their custom fork of the rlottie library. A remote attacker might be able to access heap memory out-of-bounds on a victim device via a malicious animated sticker.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Telegram Telegram | <7.1.0 | |
| Telegram Telegram | <7.1.0 | |
| Telegram Telegram | <7.1.0 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2021-31323.
What is the severity level of CVE-2021-31323?
The severity level of CVE-2021-31323 is medium (5.5).
Which software versions are affected by CVE-2021-31323?
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by CVE-2021-31323.
What is the CWE number associated with CVE-2021-31323?
The CWE number associated with CVE-2021-31323 is CWE-119 and CWE-787.
How can I fix the vulnerability CVE-2021-31323?
To fix the vulnerability CVE-2021-31323, update Telegram Android, Telegram iOS, and Telegram macOS to version 7.1.0 or higher.
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