CVE-2020-1898
The fb_unserialize function did not impose a depth limit for nested deserialization. That meant a maliciously constructe
The fb_unserialize function did not impose a depth limit for nested deserialization. That meant a maliciously constructed string could cause deserialization to recurse, leading to stack exhaustion. This issue affected HHVM prior to v4.32.3, between versions 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1, 4.59.0, 4.60.0, 4.61.0, 4.62.0.
HIGH · CVSS 7.5
EPSS 0.00835
Schedule remediation
- CVSS base score ≥ 7.0
Sigma rules0
YARA rules0