Vulnerability in Facebook Whatsapp Business For Android
CVE-2023-38538
A race condition in an event subsystem led to a heap use-after-free issue in established audio/video calls that could have resulted in app termination or unexpected control flow with very low probability.
Vulnerability class: Race Condition
EPSS: 0.002 (10.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Facebook Whatsapp Business For Android — versions 0
- Facebook Whatsapp Business For Ios — versions 0
- Facebook Whatsapp Desktop For Mac — versions 0
- Facebook Whatsapp Desktop For Windows — versions 0
- Facebook Whatsapp For Android — versions 0
- Facebook Whatsapp For Ios — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve-assign@fb.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-38538?
- CVE-2023-38538 is a medium-severity vulnerability in Facebook Whatsapp Business For Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.0/10. Published 2023-10-04.
- How severe is CVE-2023-38538?
- Medium severity. CVSS v3 base score is 5.0 out of 10.
- Is CVE-2023-38538 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.