#VU15909 Integer overflow in uriparser - CVE-2018-19199

Vulnerability identifier: #VU15909

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-19199

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
uriparser
Universal components / Libraries / Libraries used by multiple products

Vendor: uriparser

Description

The vulnerability allows a local attacker to cause DoS condition or execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in the uriComposeQuery*and uriComposeQueryEx* functions, as defined in the UriQuery.c source code file. A local attacker can send a specially request that submits malicious input, trigger memory corruption to cause a DoS condition or execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to version 0.9.

Vulnerable software versions

uriparser: 0.3 - 0.8.6

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External links
https://github.com/uriparser/uriparser/commit/f76275d4a91b28d687250525d3a0c5509bbd666f

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.