PHP up to 7.3.26/7.4.14 SoapClient query null pointer dereference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability has been found in PHP up to 7.3.26/7.4.14 (Programming Language Software) and classified as problematic. This vulnerability affects the function query
of the component SoapClient. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability.
The weakness was released 02/08/2021 as 80672. The advisory is available at bugs.php.net. This vulnerability was named CVE-2021-21702. Technical details are known, but there is no available exploit.
Upgrading to version 7.3.27 or 7.4.15 eliminates this vulnerability. The upgrade is hosted for download at php.net.
Product
Type
Name
Version
- 7.3.0
- 7.3.1
- 7.3.2
- 7.3.3
- 7.3.4
- 7.3.5
- 7.3.6
- 7.3.7
- 7.3.8
- 7.3.9
- 7.3.10
- 7.3.11
- 7.3.12
- 7.3.13
- 7.3.14
- 7.3.15
- 7.3.16
- 7.3.17
- 7.3.18
- 7.3.19
- 7.3.20
- 7.3.21
- 7.3.22
- 7.3.23
- 7.3.24
- 7.3.25
- 7.3.26
- 7.4.0
- 7.4.1
- 7.4.2
- 7.4.3
- 7.4.4
- 7.4.5
- 7.4.6
- 7.4.7
- 7.4.8
- 7.4.9
- 7.4.10
- 7.4.11
- 7.4.12
- 7.4.13
- 7.4.14
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Null pointer dereferenceCWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: PHP 7.3.27/7.4.15
Timeline
01/04/2021 🔍02/08/2021 🔍
02/08/2021 🔍
02/25/2021 🔍
Sources
Product: php.orgAdvisory: 80672
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-21702 (🔍)
Entry
Created: 02/08/2021 13:15Updated: 02/25/2021 09:54
Changes: 02/08/2021 13:15 (42), 02/25/2021 09:47 (5), 02/25/2021 09:54 (19)
Complete: 🔍
Submitter: CSieberg
Submit
Accepted
- Submit #7351: CVE-2021-21702 - Denial of Service in PHP (by CSieberg)
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