CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.3 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Apple macOS up to 10.11 (Operating System). Affected is an unknown part of the component apache_mod_php. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 09/20/2016 by Taoguang Chen as HT207170 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2016-5773 since 06/23/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The advisory points out:
Multiple issues in PHP were addressed by updating PHP to version 5.6.24.
The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 92699 (Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : php5, php7.0 vulnerabilities (USN-3045-1) (httpoxy)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175784 (Debian Security Update for php5 (DSA 3618-1)).
Upgrading to version 10.12 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (92699) and Exploit-DB (40414). Entries connected to this vulnerability are available at 67631, 68572, 68959 and 77708.
Product
Type
Vendor
Name
Version
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: 9.8VulDB Meta Temp Score: 9.3
VulDB Base Score: 9.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
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: Use after freeCWE: CWE-416 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 92699
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : php5, php7.0 vulnerabilities (USN-3045-1) (httpoxy)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 840380
OpenVAS Name: PHP Multiple Vulnerabilities - 01 - Aug16 (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.12
Patch: github.com
Timeline
06/23/2016 🔍06/23/2016 🔍
08/03/2016 🔍
08/07/2016 🔍
09/20/2016 🔍
09/20/2016 🔍
09/26/2016 🔍
09/20/2022 🔍
Sources
Vendor: apple.comAdvisory: HT207170
Researcher: Taoguang Chen
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-5773 (🔍)
OVAL: 🔍
SecurityFocus: 91397 - PHP 'ext/zip/php_zip.c' Use After Free Remote Code Execution Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 09/26/2016 11:31Updated: 09/20/2022 16:04
Changes: 09/26/2016 11:31 (72), 04/26/2019 18:39 (16), 09/20/2022 16:04 (4)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.