tls1.c in Cameron Hamilton-Rich axTLS before 2.1.5 has a Buffer Overflow via a crafted…
Priority MEDIUM 47CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
tls1.c in Cameron Hamilton-Rich axTLS before 2.1.5 has a Buffer Overflow via a crafted sequence of TLS packets because the need_bytes value is mismanaged.
Why it matters now
EPSS 0.02684 85th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:axtls_project:axtls:*:*:*:*:*:*:*:* | before 2.1.5 | Vulnerable | Axtls Project |
- cpe:2.3:a:axtls_project:axtls:*:*:*:*:*:*:*:* Versions before 2.1.5 Vulnerable ·Axtls Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8981
- 2026-10-03 Alias added: GHSA-7h69-845w-hf28
References
Advisory 1
More Axtls Project Axtls vulnerabilities
- TI-2019-07349 The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a… CVSS 3.1HIGH 7.5
- TI-2019-07090 process_certificate in tls1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer… CVSS 3.1HIGH 7.5
- TI-2018-11548 In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature… CVSS 3.0MEDIUM 5.9
- TI-2018-11638 In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature… CVSS 3.0MEDIUM 5.9
- TI-2018-11549 In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature… CVSS 3.0MEDIUM 5.9
- TI-2017-14635 axTLS version 1.5.3 has a coding error in the ASN.1 parser resulting in the year (19)50… CVSS 3.0MEDIUM 5.3
Sources
- CVE-2019-8981 · CVE Program
- CVE-2019-8981 · NVD
- FIRST EPSS
- GHSA-7h69-845w-hf28 · GitHub Advisory Database · CC BY 4.0
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