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Vulnerability details: VCID-7ens-8tzk-aaah
Vulnerability ID VCID-7ens-8tzk-aaah
Aliases CVE-2021-21702
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-476 NULL Pointer Dereference
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-21702.html
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2992
rhas Moderate https://access.redhat.com/errata/RHSA-2021:4213
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-21702.json
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
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epss 0.00159 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.0016 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.0016 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.0016 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00577 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00594 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00594 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00636 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.00785 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01231 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01236 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01236 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
epss 0.01236 https://api.first.org/data/v1/epss?cve=CVE-2021-21702
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1925272
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7068
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7069
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7070
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7071
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21702
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2021-21702
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-21702
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-21702
archlinux Medium https://security.archlinux.org/AVG-1531
generic_textual Medium https://ubuntu.com/security/notices/USN-5006-1
generic_textual Medium https://ubuntu.com/security/notices/USN-5006-2
cvssv3.1 8.2 https://www.oracle.com/security-alerts/cpuoct2021.html
generic_textual HIGH https://www.oracle.com/security-alerts/cpuoct2021.html
cvssv3.1 9.8 https://www.tenable.com/security/tns-2021-14
generic_textual CRITICAL https://www.tenable.com/security/tns-2021-14
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-21702.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-21702.json
https://api.first.org/data/v1/epss?cve=CVE-2021-21702
https://bugs.php.net/bug.php?id=80672
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7068
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7069
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7070
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7071
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21702
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2021/07/msg00008.html
https://security.gentoo.org/glsa/202105-23
https://security.netapp.com/advisory/ntap-20210312-0005/
https://ubuntu.com/security/notices/USN-5006-1
https://ubuntu.com/security/notices/USN-5006-2
https://www.debian.org/security/2021/dsa-4856
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.tenable.com/security/tns-2021-14
1925272 https://bugzilla.redhat.com/show_bug.cgi?id=1925272
ASA-202102-15 https://security.archlinux.org/ASA-202102-15
AVG-1531 https://security.archlinux.org/AVG-1531
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
CVE-2021-21702 https://nvd.nist.gov/vuln/detail/CVE-2021-21702
RHSA-2021:2992 https://access.redhat.com/errata/RHSA-2021:2992
RHSA-2021:4213 https://access.redhat.com/errata/RHSA-2021:4213
USN-5006-1 https://usn.ubuntu.com/5006-1/
USN-5006-2 https://usn.ubuntu.com/5006-2/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-21702.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-21702
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-21702
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-21702
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N Found at https://www.oracle.com/security-alerts/cpuoct2021.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.tenable.com/security/tns-2021-14
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.33589
EPSS Score 0.00159
Published At April 3, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.