An issue was discovered in app-layer-ssl.c in Suricata 4.1.4.
Priority MEDIUM 43CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An issue was discovered in app-layer-ssl.c in Suricata 4.1.4. Upon receiving a corrupted SSLv3 (TLS 1.2) packet, the parser function TLSDecodeHSHelloExtensions tries to access a memory region that is not allocated, because the expected length of HSHelloExtensions does not match the real length of the HSHelloExtensions part of the packet.
Why it matters now
EPSS 0.01645 76th 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:suricata-ids:suricata:4.1.4:*:*:*:*:*:*:* | 4.1.4 | Vulnerable | Suricata-ids |
- cpe:2.3:a:suricata-ids:suricata:4.1.4:*:*:*:*:*:*:* Versions 4.1.4 Vulnerable ·Suricata-ids
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-15699
- 2026-10-03 Alias added: GHSA-372v-6jcg-5gvf
References
More Suricata-ids Suricata vulnerabilities
- TI-2019-12341 An issue was discovered in Suricata 4.1.4. CVSS 3.1CRITICAL 9.8
- TI-2019-07379 An issue was discovered in Suricata 4.1.x before 4.1.4. CVSS 3.0CRITICAL 9.8
- TI-2018-04969 Suricata before 4.0.4 is prone to an HTTP detection bypass vulnerability in detect.c and… CVSS 3.0MEDIUM 5.3
- TI-2019-12340 An issue was discovered in Suricata 4.1.4. CVSS 3.1CRITICAL 9.1
- TI-2018-13430 The ProcessMimeEntity function in util-decode-mime.c in Suricata 4.x before 4.0.6 allows… CVSS 3.0HIGH 7.5
- TI-2019-07378 An issue was discovered in Suricata 4.1.3. CVSS 3.0HIGH 7.5
Sources
- CVE-2019-15699 · CVE Program
- CVE-2019-15699 · NVD
- FIRST EPSS
- GHSA-372v-6jcg-5gvf · GitHub Advisory Database · CC BY 4.0
- CVE-2019-15699 · 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