#VU7068 Out-of-bounds read in Firefox ESR - CVE-2017-7754

Vulnerability identifier: #VU7068

Vulnerability risk: Low

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

CVE-ID: CVE-2017-7754

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Firefox ESR

Software vendor:
Mozilla

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to out-of-bounds read in WebGL. A remote attacker can use a specially crafted ImageInfo object during WebGL operations and read arbitrary files.
 
Successful exploitation of the vulnerability results in information disclosure.

Update to version 52.2.

• https://www.mozilla.org/en-US/security/advisories/mfsa2017-16/