CVE-2019-3569 Misconfiguration in HHVM

What is CVE-2019-3569?

CVE-2019-3569 is a high-severity vulnerability in Facebook HHVM, published on 26 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HHVM, when used with FastCGI, would bind by default to all available interfaces. This behavior could allow a malicious individual unintended direct access to the application, which could result in information disclosure. This issue affects versions 4.3.0, 4.4.0, 4.5.0, 4.6.0, 4.7.0, 4.8.0, versions 3.30.5 and below, and all versions in the 4.0, 4.1, and 4.2 series.

Weakness: CWE-668, CWE-552

Which versions are affected by CVE-2019-3569?

It affects 1 product.

Products include Facebook Hhvm.

How do I fix CVE-2019-3569?

No fix has been published for CVE-2019-3569 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-3569 being exploited?

There is no known exploitation of CVE-2019-3569 in the wild and no public exploit code.

Other vulnerabilities in Facebook HHVM

• CVE-2022-36937 HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. Critical 9.8
• CVE-2020-1900 Use after free in HHVM Critical 9.8
• CVE-2020-1916 Integer overflow in HHVM Critical 9.8
• CVE-2020-1917 Memory corruption in HHVM Critical 9.8
• CVE-2021-24025 Integer overflow in HHVM Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4687-m9rr-f6p3, UBUNTU-CVE-2019-3569.