CVE-2020-7066

Severity

43%

Complexity

27%

Confidentiality

23%

In PHP versions 7.2.x below 7.2.29, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using get_headers() with user-supplied URL, if the URL contains zero (\0) character, the URL will be silently truncated at it. This may cause some software to make incorrect assumptions about the target of the get_headers() and possibly send some information to a wrong server.

In PHP versions 7.2.x below 7.2.29, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using get_headers() with user-supplied URL, if the URL contains zero (\0) character, the URL will be silently truncated at it. This may cause some software to make incorrect assumptions about the target of the get_headers() and possibly send some information to a wrong server.

CVSS 3.1 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N).

Overview

First reported 4 years ago

2020-04-01 04:15:00

Last updated 4 years ago

2020-07-08 12:15:00

Affected Software

PHP PHP

References

https://bugs.php.net/bug.php?id=79329

Exploit, Issue Tracking, Patch, Vendor Advisory

[debian-lts-announce] 20200426 [SECURITY] [DLA 2188-1] php5 security update

Third Party Advisory

https://security.netapp.com/advisory/ntap-20200403-0001/

Third Party Advisory

USN-4330-2

openSUSE-SU-2020:0642

DSA-4717

DSA-4719

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