#VU18191 Out-of-bounds read in Microsoft Internet Explorer - CVE-2019-0835

Vulnerability identifier: #VU18191

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-0835

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Internet Explorer
Client/Desktop applications / Web browsers

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when processing HTML content within Microsoft scripting engine. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft Internet Explorer: 10 - 11

---

External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0835

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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