An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.

Threat-Mapped Scoring

Score: 1.8

Priority: P4 - Informational (Low)

• S9 – Sabotage of System/App

EPSS

Score: 0.02406
Percentile: 0.84412

CVSS Scoring

Mapped CWE(s)

• CWE-763 : Release of Invalid Pointer or Reference

Affected Products

• cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.24.0:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.25.0:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.26.0:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.27.0:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.28.0:*:*:*:*:*:*:*
• cpe:2.3:a:facebook:hhvm:4.28.1:*:*:*:*:*:*:*

← Back to Home