Buffer overflow in wolfSSL



Published: 2019-05-23 | Updated: 2022-05-04
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-11873
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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wolfSSL
Universal components / Libraries / Libraries used by multiple products

Vendor wolfSSL

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU35884

Risk: High

CVSSv3.1:

CVE-ID: CVE-2019-11873

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary. A remote attacker can create a specially crafted file, trick the victim into opening it with the affected software, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

wolfSSL: 4.0


CPE2.3 External links

http://www.securityfocus.com/bid/108466
http://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842
http://www.telekom.com/resource/blob/572524/1c89c1cbaccdf792153063b3a10af10e/dl-190515-remote-buffer-overflow-vulnerability-wolfssl-library-data.pdf

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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