| Summary | A missing bound check in RTCP flag parsing code prior to WhatsApp for Android v2.21.23.2, WhatsApp Business for Android v2.21.23.2, WhatsApp for iOS v2.21.230.6, WhatsApp Business for iOS 2.21.230.7, and WhatsApp Desktop v2.2145.0 could have allowed an out-of-bounds heap read if a user sent a malformed RTCP packet during an established call. |
|---|---|
| Publication Date | Feb. 2, 2022, 9:15 p.m. |
| Registration Date | Feb. 3, 2022, 10 a.m. |
| Last Update | Nov. 21, 2024, 2:52 p.m. |
| CVSS3.1 : CRITICAL | |
| スコア | 9.1 |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
| 攻撃元区分(AV) | ネットワーク |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | なし |
| 可用性への影響(A) | 高 |
| CVSS2.0 : MEDIUM | |
| Score | 6.4 |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:P |
| 攻撃元区分(AV) | ネットワーク |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃前の認証要否(Au) | 不要 |
| 機密性への影響(C) | 低 |
| 完全性への影響(I) | なし |
| 可用性への影響(A) | 低 |
| Get all privileges. | いいえ |
| Get user privileges | いいえ |
| Get other privileges | いいえ |
| User operation required | いいえ |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:a:whatsapp:whatsapp:2.2145.0:*:*:*:desktop:*:*:* | |||||
| cpe:2.3:a:whatsapp:whatsapp_business:2.21.230.7:*:*:*:*:iphone_os:*:* | |||||
| cpe:2.3:a:whatsapp:whatsapp:2.21.230.6:*:*:*:*:iphone_os:*:* | |||||
| cpe:2.3:a:whatsapp:whatsapp_business:2.21.23.2:*:*:*:*:android:*:* | |||||
| cpe:2.3:a:whatsapp:whatsapp:2.21.23.2:*:*:*:*:android:*:* | |||||