High severity · published Mar 11, 2019
CVE-2019-9675
An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3
8.1
CVSS
6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.0% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.0.0 before 7.1.27; 7.3.0 before 7.3.3 · source: NVD
LE
Leap · Opensuse
42.3 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-9675
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-9675
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00012.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
Product
http://php.net/ChangeLog-7.php
Issue Tracking
https://bugs.php.net/bug.php?id=77586
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