Memory Access Issue in Suricata by OpenInfoSec Foundation
CVE-2019-15699

9.1CRITICAL

Key Information:

Vendor

Suricata-ids

Status
Suricata
Vendor
CVE Published:
24 September 2019

What is CVE-2019-15699?

A vulnerability exists in Suricata 4.1.4 related to the parsing of corrupted SSLv3 packets. The TLSDecodeHSHelloExtensions function attempts to access unallocated memory due to a mismatch between the expected and actual lengths of the HSHelloExtensions. This issue can lead to unexpected behavior and may be leveraged by attackers to disrupt service or exploit the affected software.

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References

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

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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