Vulnerability · NVD

CVE-2021-31321

CVE-2021-31321, high severity (CVSS 7.1): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 7.1
Exploitation: 1.1 %
Tracked apps: 2
Still exposed: 0

Published on 2021-05-18

Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the gray_split_cubic function of their custom fork of the rlottie library. A remote attacker might be able to overwrite Telegram's stack memory out-of-bounds on a victim device via a malicious animated sticker.

Attack vector : Local No privileges required

Show raw CVSS vector

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

EPSS 1.10% above median percentile 64.2%

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 <7.1.0 Fixed in 7.1.0 Latest tracked 12.10.1 patched

Observed affected builds (4)

7.0.0 5.12.1 5.8.0 5.5.0
Telegram iOS ph.telegra.Telegraph

Affected <7.1.0 Fixed in 7.1.0 Latest tracked 12.9.4 patched

Vulnerable CPE configurations (2)

Vendor	Product	Platform	Versions	CPE 2.3 URI
telegram	telegram Android	Android	<7.1.0	cpe:2.3:a:telegram:telegram::::::android::*
telegram	telegram iOS	iOS	<7.1.0	cpe:2.3:a:telegram:telegram::::::iphone_os::*

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