High severity · published Dec 23, 2019
CVE-2019-11044
In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0 on Windows, PHP link() function accepts filenames with embedded \0 byte and treats them as terminating at that…
7.5
CVSS
5.1%
EPSS
No
On KEV
Description
In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0 on Windows, PHP link() function accepts filenames with embedded \0 byte and treats them as terminating at that byte. This could lead to security vulnerabilities, e.g. in applications checking paths that the code is allowed to access.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.1% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.2.0 through 7.2.26; 7.3.0 through 7.3.13; 7.4.0 · source: NVD
FE
Fedora · Fedoraproject
30; 31 · source: NVD
SC
Security Center · Tenable
before 5.19.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11044
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11044
Exploit
https://bugs.php.net/bug.php?id=78862
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0002/
Third Party Advisory
https://www.tenable.com/security/tns-2021-14
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