Out-of-bounds Read in Microsoft Windows
CVE-2020-7061
In PHP versions 7.3.x below 7.3.15 and 7.4.x below 7.4.3, while extracting PHAR files on Windows using phar extension, certain content inside PHAR file could lead to one-byte read past the allocated buffer. This could potentially lead to information disclosure or crash.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L.
EPSS exploit prediction
EPSS: 0.041 (90.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.041 · newest: 0.041 · change: 0.000
Affected products
- Microsoft Windows
- PHP
- PHP Group — versions 7.3.x, 7.4.x
- Tenable Tenable.sc
Weakness classification (CWE)
References
- bugs.php.net/bug.php (Exploit, Vendor Advisory)
- security.gentoo.org/glsa/202003-57 (vendor-advisory, Third Party Advisory)
- www.tenable.com/security/tns-2021-14 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7061?
- CVE-2020-7061 is a medium-severity vulnerability in Microsoft Windows, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2020-02-27.
- How severe is CVE-2020-7061?
- Medium severity. CVSS v3 base score is 6.5 out of 10.