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CVE-2017-2800

CRITICAL
9.8
CVSS Score
Published: May 24, 2017 at 02:00 PM UTC
Updated: June 17, 2026 at 01:16 AM UTC
1 product affected across 1 vendorwolfSSL

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Severity
CRITICAL9.8
Exploit prediction
EPSS 9%

Description

A specially crafted x509 certificate can cause a single out of bounds byte overwrite in wolfSSL through 3.10.2 resulting in potential certificate validation vulnerabilities, denial of service and possible remote code execution. In order to trigger this vulnerability, the attacker needs to supply a malicious x509 certificate to either a server or a client application using this library.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://talosintelligence.com/vulnerability_reports/TALOS-2017-0293
Exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.exploit-db.com/exploits/41984/

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-295

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