What’s Vulnerable › Vulnerabilities

CVE-2019-15699

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-24 · updated 2026-06-17
• Weakness: CWE-125

Description

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.

Affected products

• Suricata-Ids Suricata: 4.1.4

References

• https://lists.openinfosecfoundation.org/pipermail/oisf-announce/
• https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/
• https://lists.openinfosecfoundation.org/pipermail/oisf-announce/
• https://suricata-ids.org/2019/09/24/suricata-4-1-5-released/

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