An out-of-bounds read was possible in WhatsApp due to incorrect parsing of RTP extension headers
Published Jun 14, 2019
9.8
CRITICALCVSS 3.0
EPSS 1.69%
Description
An out-of-bounds read was possible in WhatsApp due to incorrect parsing of RTP extension headers. This issue affects WhatsApp for Android prior to 2.18.276, WhatsApp Business for Android prior to 2.18.99, WhatsApp for iOS prior to 2.18.100.6, WhatsApp Business for iOS prior to 2.18.100.2, and WhatsApp for Windows Phone prior to 2.18.224.
Affected products
-
- Version 2.18.99StatusaffectedConstraints-
- Version unspecifiedStatusaffectedConstraints<2.18.99
- Version
-
- Version 2.18.100.2StatusaffectedConstraints-
- Version unspecifiedStatusaffectedConstraints<2.18.100.2
- Version
-
- Version 2.18.276StatusaffectedConstraints-
- Version unspecifiedStatusaffectedConstraints<2.18.276
- Version
-
- Version 2.18.224StatusaffectedConstraints-
- Version unspecifiedStatusaffectedConstraints<2.18.224
- Version
-
- Version 2.18.100.6StatusaffectedConstraints-
- Version unspecifiedStatusaffectedConstraints<2.18.100.6
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WhatsApp Business for Android | n/a |
| ||||||||||
| WhatsApp Business for iOS | n/a |
| ||||||||||
| WhatsApp for Android | n/a |
| ||||||||||
| WhatsApp for Windows Phone | n/a |
| ||||||||||
| WhatsApp for iOS | n/a |
|
- < 2.18.99
- < 2.18.100.6
- < 2.18.224
- < 2.18.100.2
- < 2.18.276
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.69% (0.01693) | 76.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.69% (0.01693) | 74.05th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.24% (0.00244) | 64.91th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.24% (0.00244) | 63.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.24% (0.00244) | 60.55th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v1 |
| Jan 6, 2022 | 0.62% (0.00624) | 17.24th | v1 |
| Sep 1, 2021 | 0.62% (0.00624) | 45.04th | v1 |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (2)
- http://www.securityfocus.com/bid/108803 vdb-entryx_refsource_BID
- https://www.facebook.com/security/advisories/cve-2018-6350/ x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/108803 | vdb-entryx_refsource_BID | |
| https://www.facebook.com/security/advisories/cve-2018-6350/ | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.