CVE-2018-9556 json
In ParsePayloadHeader of payload_metadata.cc, there is a possible out of bounds write due to an integer overflow.
published 2018-12-06 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-21150
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.0%
- EPSS 2.0% chance of exploitation in 30 days, percentile 80%
- public exploits
- 0
- none known
Summary
In ParsePayloadHeader of payload_metadata.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-113118184.
Patch / fix
Exploit prediction
1.96% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Google Inc. Android
Classification
References
-
source.android.com
/security/bulletin/2018-12-01
patch, vendor-advisory
-
securityfocus.com
/bid/106147
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2018-9556
- NVD CVE-2018-9556
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.