VulnerabilityModified
CVE-2019-11930
An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution.
CRITICAL 9.8EPSS 3.25%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.25% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-763
- Affected
- facebook/hhvm
- Source
- cve-assign@fb.com
References
- https://github.com/facebook/hhvm/commit/524d2e60cfe910406ec6109e4286d7edd545ab36Patch
- https://hhvm.com/blog/2019/10/28/security-update.htmlVendor Advisory
- https://www.facebook.com/security/advisories/cve-2019-11930Vendor Advisory
- https://github.com/facebook/hhvm/commit/524d2e60cfe910406ec6109e4286d7edd545ab36Patch
- https://hhvm.com/blog/2019/10/28/security-update.htmlVendor Advisory
- https://www.facebook.com/security/advisories/cve-2019-11930Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.