CVE-2020-7068
Use of freed hash key in the phar_parse_zipfile function
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 7.3.21, 7.4.9, 7.2.33
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure.
Timeline
- CVE published
- Record last updated
Affected versions
- PHP Group PHP
From 7.3.x · fixed in 7.3.21; From 7.4.x · fixed in 7.4.9; From 7.2.x · fixed in 7.2.33