CVE-2020-7059
OOB read in php_strip_tags_ex
CRITICAL
9.1
CVSS Score
Published: February 10, 2020 at 07:45 AM UTC
Updated: June 17, 2026 at 03:24 AM UTC
5 products affected across 5 vendorsDebian LinuxLeapPHP
Using PHP by PHP Group?
Get instant alerts when new vulnerabilities affect PHP - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
CRITICAL9.1
Exploit prediction
EPSS 7%
Description
When using fgetss() function to read data with stripping tags, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause this function to read past the allocated buffer. This may lead to information disclosure or crash.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%Leap· openSUSEdrupal
95%8.0 ≤ v ≤ 8.4
7.2.0 ≤ v < 7.2.277.2.x ≤ v < 7.2.277.3.0 ≤ v < 7.3.147.3.x ≤ v < 7.3.147.4.0 ≤ v < 7.4.27.4.x ≤ v < 7.4.27.2.x7.3.x7.4.x
Affected range stops below 7.2.27, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.3.14, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.4.2, so it looks safe — our inference, not a vendor statement
Tenable.Sc· Tenabledrupal
95%v < 5.19.0
Affected range stops below 5.19.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (14)
Vendor Advisoryx_refsource_SUSEThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.htmlx_refsource_MISCExploitVendor Advisory
Source: [email protected]
https://bugs.php.net/bug.php?id=79099Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2020/02/msg00030.htmlMailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2020/Feb/27Mailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2020/Feb/31Mailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2021/Jan/3Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202003-57x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20200221-0002/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card