Php Version 5640 Vulnerabilities Link 〈360p — 8K〉
Flaws in the exif_process_IFD_in_TIFF function allow unauthenticated attackers to trigger heap-based buffer overruns. By uploading a maliciously crafted image file (JPEG or TIFF), an attacker can execute arbitrary code on the host server. Impact: Critical. Full server takeover.
Running any version of PHP 5.6 today is a significant security risk, as it no longer receives active support or regular security patches for newly discovered vulnerabilities.
If you are unsure of your current PHP version or need to find a secure hosting provider, check with your server administrator or consult your hosting control panel.
Date: [Current Date]
| Security Advisory / Source | Key Patched Vulnerabilities (CVEs) | Fixed in Version (Debian 8 "Jessie") | | :--- | :--- | :--- | | Freexian ELA-1091-1 | , CVE-2024-3096 (Password hash bypass, cookie validation bypass) | 5.6.40+dfsg-0+deb8u19 | | Freexian ELA-457-1 | CVE-2019-9675 , CVE-2020-7068 , CVE-2020-7071 , CVE-2021-21702 , CVE-2021-21704 , CVE-2021-21705 (DoS, memory corruption, SSRF) | 5.6.40+dfsg-0+deb8u14 | | Debian DLA-2188-1 | CVE-2020-7064 , CVE-2020-7066 , CVE-2020-7067 (Information disclosure, out-of-bounds reads) | 5.6.40+dfsg-0+deb8u11 | | Vulert Security Update | CVE-2019-11045 , CVE-2019-11046 (EXIF module vulnerabilities, DoS, arbitrary code execution) | 5.6.40+dfsg-0+deb8u8 | | Vulert Security Update | CVE-2019-9022 , CVE-2019-9637 , CVE-2019-9638 , CVE-2019-9639 , CVE-2019-9640 , CVE-2019-9641 (EXIF module issues, data leakage) | 5.6.40+dfsg-0+deb8u2 |
Security auditors, PCI DSS, and industry regulations generally require running supported, actively‑patched software. Using an EOL language runtime is often a that can result in fines or loss of certification. A Zend report notes that PHP 5.6 has accumulated a large number of security vulnerability reports over its six‑year lifespan, and its EOL status leaves teams scrambling to patch emerging flaws while they prioritize migration.
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This application-level vulnerability is common in outdated applications, allowing attackers to manipulate serialized objects, leading to RCE or data corruption.
A vulnerability in the xmlrpc extension allows remote attackers to cause a denial of service (application crash) or possibly retrieve sensitive information from process memory via a crafted XML-RPC request.
It's highly recommended to upgrade to a newer PHP version, such as PHP 7.4 or later, which includes many security fixes and improvements. Full server takeover
Malicious payloads directed at endpoints utilizing XML-RPC cause global out-of-bounds memory reads or use-after-free conditions. This typically forces an immediate application crash (Denial of Service) or exposes deeper system files. 4. Graphic Draw Intercepts (GD Graphics Extension)
PHP 5.6.40 was itself a —it fixed several critical bugs. Any version before it (5.6.x below 5.6.40) is vulnerable to the following seven known CVEs :