CVE-2017-8923
Summary
| CVE | CVE-2017-8923 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-05-12 20:29:00 UTC |
| Updated | 2022-07-20 16:32:00 UTC |
| Description | The zend_string_extend function in Zend/zend_string.h in PHP through 7.1.5 does not prevent changes to string objects that result in a negative length, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging a script's use of .= with a long string. |
Risk And Classification
Problem Types: CWE-787
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| PHP 'zend_string_extend()' Function Denial of Service Vulnerability | BID | www.securityfocus.com | Third Party Advisory, VDB Entry |
| PHP :: Bug #74577 :: Memory corruption in zend_string_extend | MISC | bugs.php.net | Exploit, Issue Tracking, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 198686 Ubuntu Security Notification for Hypertext Preprocessor (PHP) Vulnerabilities (USN-5300-2)
- 198690 Ubuntu Security Notification for Hypertext Preprocessor (PHP) Vulnerabilities (USN-5300-3)
- 672181 EulerOS Security Update for Hypertext Preprocessor (PHP) (EulerOS-SA-2022-2477)
- 751733 SUSE Enterprise Linux Security Update for php74 (SUSE-SU-2022:0530-1)
- 751763 SUSE Enterprise Linux Security Update for php72 (SUSE-SU-2022:0577-1)
- 751772 SUSE Enterprise Linux Security Update for php7 (SUSE-SU-2022:0679-1)
- 751779 OpenSUSE Security Update for php7 (openSUSE-SU-2022:0679-1)
- 751825 OpenSUSE Security Update for php7 (openSUSE-SU-2022:0699-1)
- 751826 OpenSUSE Security Update for nodejs8 (openSUSE-SU-22022:20000-2)
- 751828 OpenSUSE Security Update for php7 (openSUSE-SU-22022:20000-2)
- 752878 SUSE Enterprise Linux Security Update for php7 (SUSE-SU-2022:4067-1)
- 752898 SUSE Enterprise Linux Security Update for php7 (SUSE-SU-2022:4069-1)
- 752901 SUSE Enterprise Linux Security Update for php74 (SUSE-SU-2022:4068-1)
- 753413 SUSE Enterprise Linux Security Update for php7 (SUSE-SU-2022:0699-1)
- 902524 Common Base Linux Mariner (CBL-Mariner) Security Update for Hypertext Preprocessor (PHP) (10142)