CVE-2021-31315
Global infos:
Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Stack Based Overflow in the blit function of their custom fork of the rlottie library. A remote attacker might be able to access Telegram's stack memory out-of-bounds on a victim device via a malicious animated sticker.
CVE Status: Modified
References:
Metrics:
| Attribute | Value |
|---|---|
| Attack Complexity | LOW |
| Attack Vector | LOCAL |
| Availability Impact | NONE |
| Base Score | 5.5 |
| Base Severity | MEDIUM |
| Confidentiality Impact | HIGH |
| Integrity Impact | NONE |
| Privileges Required | NONE |
| Scope | UNCHANGED |
| User Interaction | REQUIRED |
| Vector String | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| Exploitability Score | 1.8 |
| Impact Score | 3.6 |
| Source | [email protected] |
| Type | Primary |