CVSS 3.0
8.1 highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2019-9675
An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phar_tar_writeheaders_int in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen: "This issue allows theoretical compromise of security, but a practical attack is usually impossible.
Severity
- EPSS
- 6.0% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)
- CWE
- CWE-119
- Published
- Modified
- Record from
- the NVD, synced
Affected
- canonical:ubuntu_linux
- opensuse:leap
- php:php
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
- http://php.net/ChangeLog-7.php