In Erlang/OTP before 23.3.4.15, 24.x before 24.3.4.2, and 25.x before 25.0.2, there is a…
Priority MEDIUM 45Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 1 fixed, 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.
Summary
In Erlang/OTP before 23.3.4.15, 24.x before 24.3.4.2, and 25.x before 25.0.2, there is a Client Authentication Bypass in certain client-certification situations for SSL, TLS, and DTLS.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01487 74th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 1 fixed, 2 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:erlang:erlang\/otp:*:*:*:*:*:*:*:* | before 23.3.4.15; 24.0 to before 24.3.4.2; 25.0 to before 25.0.2 | Vulnerable | Erlang |
- cpe:2.3:a:erlang:erlang\/otp:*:*:*:*:*:*:*:* Versions before 23.3.4.15; 24.0 to before 24.3.4.2; 25.0 to before 25.0.2 Vulnerable ·Erlang
Remediation
Red Hat 1 advisory
- RHSA-2022:8857 Released 2022-12-07 · Red Hat rating ModerateRed Hat OpenStack Platform 16.2.4 (erlang) security update
- Red Hat OpenStack Platform 16.2 erlang-23.3.4.18-1.el8ost, erlang-asn1-23.3.4.18-1.el8ost, erlang-compiler-23.3.4.18-1.el8ost +18
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenStack Platform 13 (Queens) | Affected | No fix planned: Will not fix |
| Red Hat OpenStack Platform 16.1 | Affected | No fix planned: Will not fix |
| Red Hat OpenStack Platform 16.2 | Fixed | RHSA-2022:8857 |
Not affected: 1 product
- Red Hat OpenStack Platform 17.0
Timeline
- 2026-10-02 Threatist record created from CVE-2022-37026
- 2026-10-03 Alias added: GHSA-f399-ff4w-62fm
References
More Erlang/otp vulnerabilities
- TI-2025-23504 Erlang/OTP SSH Vulnerable to Pre-Authentication RCE KEVCVSS 3.1CRITICAL 10.0
- TI-2023-26623 The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6… CVSS 3.1MEDIUM 5.9
- TI-2017-14604 The Erlang otp TLS server answers with different TLS alerts to different error types in… CVSS 3.0MEDIUM 5.9
- TI-2026-36669 Stack buffer overflow in SCTP error cause parsing in inet_drv allows remote VM crash CVSS 4.0HIGH 8.8
- TI-2016-08327 An issue was discovered in Erlang/OTP 18.x. CVSS 3.0CRITICAL 9.8
- TI-2026-42391 Denial of service via exponential certificate policy tree growth in path validation CVSS 4.0HIGH 8.7
Sources
- CVE-2022-37026 · CVE Program
- CVE-2022-37026 · NVD
- FIRST EPSS
- GHSA-f399-ff4w-62fm · GitHub Advisory Database · CC BY 4.0
- CVE-2022-37026 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences