CVE-2020-7066
CVSS v3
4.3
MEDIUM
EPSS Score
1.5 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical details
- Published
- 2020-04-01
Frequently asked questions
What is CVE-2020-7066?
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.
Is CVE-2020-7066 actively exploited?
Active exploitation of CVE-2020-7066 has not been confirmed. The EPSS score is 1.5%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-7066?
CVE-2020-7066 has a CVSS v3 base score of 4.3 (MEDIUM severity).
Is CVE-2020-7066 affecting your environment?
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