Denial of service in Embedthis GoAhead



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-12822
CWE-ID CWE-399
Exploitation vector Local network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 GoAhead
Server applications / Web servers

Vendor EmbedThis

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource management error

EUVDB-ID: #VU18826

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-12822

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform denial of service (DoS) attack.

The vulnerability exists due to memory assertion when processing HTTP headers in http.c file. A remote unauthenticated attacker can send a specially crafted HTTP request and consume all available resources, resulting in a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GoAhead: 2.1.5 - 5.0.0

CPE2.3 External links

https://github.com/embedthis/goahead/compare/5349710...579f21f
https://github.com/embedthis/goahead/issues/285


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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