CVE-2022-36937
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs...
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
CVE-2022-36937- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-327
- Updated
- 2026-11-02
CVE List
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
CVE-2022-36937- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-327
- Updated
- 2026-11-02
EUVDEUVD-2022-39595
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
EUVD-2022-39595- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f3qf-gc58-29p6
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs...
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
GHSA-f3qf-gc58-29p6- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-327, CWE-1104
- Updated
- 2026-11-02
OSV
HHVM 4.172.0 and all prior versions use TLS 1.0 for secure connections when handling tls:// URLs in the stream extension. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3.
Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
CVE-2022-36937- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-04
OSVUBUNTU-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. TLS1.0 has numerous published vulnerabilities and is deprecated. HHVM 4.153.4, 4.168.2, 4.169.2, 4.170.2, 4.171.1, 4.172.1, 4.173.0 replaces TLS1.0 with TLS1.3. Applications that call stream_socket_server or stream_socket_client functions with a URL starting with tls:// are affected.
- Record
UBUNTU-CVE-2022-36937- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
hhvmUbuntu:16.04:LTS |
All versions, plus listed versions 3.11.0+dfsg-13.11.1+dfsg-13.11.1+dfsg-1ubuntu1 |
None known |
hhvmUbuntu:18.04:LTS |
All versions, plus listed versions 3.21.0+dfsg-23.21.0+dfsg-2build13.21.0+dfsg-2build23.21.0+dfsg-2build33.21.0+dfsg-2ubuntu2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-36937 is a critical vulnerability (CVSS 9.8) in Facebook Hhvm, published May 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 44th percentile. No source names a fixed version.
References
hhvm.com/blog/2023/01/20/security-update.html
github.com/facebook/hhvm/commit/083f5ffdee661f61512909d16f9a5b98cff3cf0b
nvd.nist.gov/vuln/detail/CVE-2022-36937
ubuntu.com/security/CVE-2022-36937
cve.org/CVERecord?id=CVE-2022-36937