High severity · published Feb 15, 2021
CVE-2021-21702
In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed…
7.5
CVSS
3.2%
EPSS
No
On KEV
Description
In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed XML data as a response that would cause PHP to access a null pointer and thus cause a crash.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.3.0 before 7.3.27; 7.4.0 before 7.4.15; 8.0.0 before 8.0.2 · source: NVD
CD
Clustered Data Ontap · Netapp
All versions, or not specified · source: NVD
CD
Communications Diameter Signaling Router · Oracle
8.0.0 through 8.5.0 · source: NVD
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21702
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21702
Issue Tracking
https://bugs.php.net/bug.php?id=80672
Mailing List
https://lists.debian.org/debian-lts-announce/2021/07/msg00008.html
Third Party Advisory
https://security.gentoo.org/glsa/202105-23
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210312-0005/
Third Party Advisory
https://www.debian.org/security/2021/dsa-4856
Patch
https://www.oracle.com/security-alerts/cpuoct2021.html
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