Implementations of SSH version 1.5, including (1) OpenSSH up to version 2.3.0, (2)…
Priority LOW 24CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Implementations of SSH version 1.5, including (1) OpenSSH up to version 2.3.0, (2) AppGate, and (3) ssh-1 up to version 1.2.31, in certain configurations, allow a remote attacker to decrypt and/or alter traffic via a "Bleichenbacher attack" on PKCS#1 version 1.5.
Why it matters now
EPSS 0.02501 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:* | 1.2.3 | Vulnerable | OpenBSD |
| cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | OpenBSD |
| cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | OpenBSD |
| cpe:2.3:a:ssh:ssh:*:*:*:*:*:*:*:* | up to 1.2.31 | Vulnerable | SSH |
- cpe:2.3:a:openbsd:openssh:1.2.3:*:*:*:*:*:*:* Versions 1.2.3 Vulnerable ·OpenBSD
- cpe:2.3:a:openbsd:openssh:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·OpenBSD
- cpe:2.3:a:openbsd:openssh:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·OpenBSD
- cpe:2.3:a:ssh:ssh:*:*:*:*:*:*:*:* Versions up to 1.2.31 Vulnerable ·SSH
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2001-0361
- 2026-10-03 Alias added: GHSA-gf79-xhc9-6fmw
References
Sources
- CVE-2001-0361 · CVE Program
- CVE-2001-0361 · NVD
- FIRST EPSS
- GHSA-gf79-xhc9-6fmw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences