CVE-2018-20783 Information disclosure in n/a
An attacker can read sensitive memory contents by crafting a malicious PHAR file, potentially exposing private data in applications using PHP.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-20783?
CVE-2018-20783 is a high-severity vulnerability in Opensuse Leap, published on 21 Feb 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In PHP before 5.6.39, 7.x before 7.0.33, 7.1.x before 7.1.25, and 7.2.x before 7.2.13, a buffer over-read in PHAR reading functions may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse a .phar file. This is related to phar_parse_pharfile in ext/phar/phar.c.
Weakness: CWE-125
Which versions are affected by CVE-2018-20783?
It affects 2 products.
Products include Opensuse Leap, Php Php.
How do I fix CVE-2018-20783?
Upgrade to a fixed version.
Is CVE-2018-20783 being exploited?
There is no known exploitation of CVE-2018-20783 in the wild and no public exploit code.
Other vulnerabilities in Opensuse Leap
Sources
Also known as GHSA-gx4f-r59p-mgpx, UBUNTU-CVE-2018-20783.