The signal handler implementations in socat before 1.7.3.0 and 2.0.0-b8 allow remote…
Priority MEDIUM 40CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
The signal handler implementations in socat before 1.7.3.0 and 2.0.0-b8 allow remote attackers to cause a denial of service (process freeze or crash).
Why it matters now
EPSS 0.0393 90th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dest-unreach:socat:*:*:*:*:*:*:*:* | up to 1.7.2.4 | Vulnerable | dest-unreach |
| cpe:2.3:a:dest-unreach:socat:2.0.0-b8:*:*:*:*:*:*:* | 2.0.0-b8 | Vulnerable | dest-unreach |
- cpe:2.3:a:dest-unreach:socat:*:*:*:*:*:*:*:* Versions up to 1.7.2.4 Vulnerable ·dest-unreach
- cpe:2.3:a:dest-unreach:socat:2.0.0-b8:*:*:*:*:*:*:* Versions 2.0.0-b8 Vulnerable ·dest-unreach
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Enterprise 2 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-1379
- 2026-10-03 Alias added: GHSA-mhm8-j49g-j7wp
References
More dest-unreach Socat vulnerabilities
- TI-2026-40502 socat 1.8.0.0 - 1.8.1.1 Heap Buffer Overflow via SOCKS5 Reply Parser CVSS 4.0CRITICAL 9.2
- TI-2010-02676 Stack-based buffer overflow in the nestlex function in nestlex.c in Socat 1.5.0.0 through… CVSS 2.0MEDIUM 6.8
- TI-2016-02025 The OpenSSL address implementation in Socat 1.7.3.0 and 2.0.0-b8 does not use a prime… CVSS 3.0MEDIUM 5.3
- TI-2012-00212 Heap-based buffer overflow in the xioscan_readline function in xio-readline.c in socat… CVSS 2.0MEDIUM 6.2
- TI-2013-03117 socat 1.2.0.0 before 1.7.2.2 and 2.0.0-b1 before 2.0.0-b6, when used for a listen type… CVSS 2.0LOW 2.6
- TI-2014-00019 Stack-based buffer overflow in socat 1.3.0.0 through 1.7.2.2 and 2.0.0-b1 through… CVSS 2.0LOW 1.9
Sources
- CVE-2015-1379 · CVE Program
- CVE-2015-1379 · NVD
- FIRST EPSS
- GHSA-mhm8-j49g-j7wp · GitHub Advisory Database · CC BY 4.0
- CVE-2015-1379 · Red Hat security data · CC BY 4.0
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