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cveMitreCVE-2021-31317
HistoryMay 18, 2021 - 8:15 p.m.

CVE-2021-31317

2021-05-1820:15:07
CWE-843
mitre
web.nvd.nist.gov
74
cve-2021-31317
telegram
android
ios
macos
type confusion
rlottie
security vulnerability
nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5

Confidence

High

EPSS

0.002

Percentile

53.5%

JSON

Telegram Android <7.1.0 (2090), Telegram iOS <7.1, and Telegram macOS <7.1 are affected by a Type Confusion in the VDasher constructor of their custom fork of the rlottie library. A remote attacker might be able to access Telegram’s heap memory out-of-bounds on a victim device via a malicious animated sticker.

Affected configurations

Nvd
Node
telegramtelegramRange<7.1.0android
OR
telegramtelegramRange<7.1.0iphone_os
OR
telegramtelegramRange<7.1.0macos
VendorProductVersionCPE
telegramtelegram*cpe:2.3:a:telegram:telegram:*:*:*:*:*:android:*:*
telegramtelegram*cpe:2.3:a:telegram:telegram:*:*:*:*:*:iphone_os:*:*
telegramtelegram*cpe:2.3:a:telegram:telegram:*:*:*:*:*:macos:*:*

Related

nvd 1
prion 1
cvelist 1
debiancve 1
ubuntucve 1
nvd
nvd
CVE-2021-31317
2021-05-18 20:15:07
prion
prion
Type confusion
2021-05-18 20:15:00
cvelist
cvelist
CVE-2021-31317
2021-05-18 19:44:46
debiancve
debiancve
CVE-2021-31317
2021-05-18 20:15:07
ubuntucve
ubuntucve
CVE-2021-31317
2021-05-18 00:00:00

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5

Confidence

High

EPSS

0.002

Percentile

53.5%

JSON
Related for CVE-2021-31317
nvd1prion1cvelist1debiancve1ubuntucve1