02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: facebookInsufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5,
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.48% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 72.1% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.1
- Published
- 2019-12-04 16:25Z6 YR AGO
- Last updated
- 2024-08-04 23:10Z2 YR AGO
- Reserved
- 2019-05-13
- Assigning CNA
- facebook
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-125Out-of-bounds ReadBase
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.1
- Document digest
- 95e083c8de3b02f96b88a64b303c467b96adfd25e405c837cb2b51008d6adbdb
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms
FacebookHHVM4.28.2, 4.28.0 to < unspecified, 4.27.1, 4.27.0 to < unspecified, 4.26.1, 4.26.0 to < unspecified, 4.25.1, 4.25.0 to < unspecified, 4.24.1, 4.24.0 to < unspecified, 4.23.2, 4.9.0 to < unspecified, 4.8.6, 4.0.0 to < unspecified, 3.30.12, < 3.30.12—