CVE-2020-7070: PHP parses encoded cookie names so malicious `__Host-` cookies can be sent
First published: Tue Sep 29 2020(Updated: )
Fixed bug (PHP parses encoded cookie names so malicious `__Host-` cookies can be sent). (CVE-2020-7070)
Credit: security@php.net security@php.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| PHP PHP | >=7.2.0<7.2.34 | |
| PHP PHP | >=7.3.0<7.3.23 | |
| PHP PHP | >=7.4.0<7.4.11 | |
| Fedoraproject Fedora | =31 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| openSUSE Leap | =15.1 | |
| openSUSE Leap | =15.2 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| NetApp Clustered Data ONTAP | ||
| Tenable Tenable.sc | <5.19.0 | |
| PHP PHP | <7.2.34 | 7.2.34 |
| debian/php7.4 | 7.4.33-1+deb11u5 7.4.33-1+deb11u6 |
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Reference Links
- http://cve.circl.lu/cve/CVE-2020-8184
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html
- https://bugs.php.net/bug.php?id=79699
- https://hackerone.com/reports/895727
- https://lists.debian.org/debian-lts-announce/2020/10/msg00008.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJKQ5SD7K4E/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN7MOJXBEKG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66/
- https://security.gentoo.org/glsa/202012-16
- https://security.netapp.com/advisory/ntap-20201016-0001/
- https://usn.ubuntu.com/4583-1/
- https://www.debian.org/security/2021/dsa-4856
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://www.tenable.com/security/tns-2021-14
- https://www.php.net/ChangeLog-7.php#7.2.34 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJKQ5SD7K4E/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN7MOJXBEKG/
- https://launchpad.net/bugs/cve/CVE-2020-7070
- https://bugs.php.net/79699
- https://git.php.net/?p=php-src.git;a=commit;h=6559fe912661ca5ce5f0eeeb591d928451428ed0
- https://security-tracker.debian.org/tracker/CVE-2020-7070
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7070
- https://nvd.nist.gov/vuln/detail/CVE-2020-7070
- https://ubuntu.com/security/CVE-2020-7070
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-7070.
What is the title of the vulnerability?
The title of the vulnerability is 'Fixed bug (PHP parses encoded cookie names so malicious `__Host-` cookies can be sent).
What is the severity of CVE-2020-7070?
The severity of CVE-2020-7070 is medium with a severity value of 5.3.
Which versions of PHP are affected by CVE-2020-7070?
PHP versions 7.2.x below 7.2.34, 7.3.x below 7.3.23, and 7.4.x below 7.4.11 are affected by CVE-2020-7070.
How can I fix CVE-2020-7070?
To fix CVE-2020-7070, update PHP to version 7.2.34, 7.3.23, or 7.4.11.
- collector/nvd-index
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- source/MITRE
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- version/canonical ubuntu linux/16.04
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