PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4 memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2006-4482. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in PHP 5.1/5.1.0/5.1.1/5.1.2/5.1.4 (Programming Language Software). This affects an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Multiple heap-based buffer overflows in the (1) str_repeat and (2) wordwrap functions in ext/standard/string.c in PHP before 5.1.5, when used on a 64-bit system, have unspecified impact and attack vectors, a different vulnerability than CVE-2006-1990.

The bug was discovered 08/17/2006. The weakness was presented 08/31/2006 (Website). It is possible to read the advisory at php.net. This vulnerability is uniquely identified as CVE-2006-4482 since 08/31/2006. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 22423 (CentOS 3 / 4 : php (CESA-2006:0669)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 156244 (Oracle Enterprise Linux Update for PHP (ELSA-2006:0730,ELSA-2006:0669)).

Upgrading to version 5.1.5 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (22423), SecurityFocus (BID 19582†), OSVDB (28003†), Secunia (SA21546†) and SecurityTracker (ID 1016984†). See VDB-2200, VDB-2199, VDB-2202 and VDB-2201 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 22423
Nessus Name: CentOS 3 / 4 : php (CESA-2006:0669)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 57567
OpenVAS Name: Debian Security Advisory DSA 1206-1 (php4)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: PHP 5.1.5

Timelineinfo

08/17/2006 🔍
08/18/2006 +1 days 🔍
08/31/2006 +13 days 🔍
08/31/2006 +0 days 🔍
08/31/2006 +0 days 🔍
08/31/2006 +0 days 🔍
09/18/2006 +18 days 🔍
09/21/2006 +3 days 🔍
09/22/2006 +1 days 🔍
10/05/2006 +13 days 🔍
03/12/2015 +3080 days 🔍
07/05/2019 +1576 days 🔍

Sourcesinfo

Product: php.org

Advisory: php.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-4482 (🔍)
GCVE (CVE): GCVE-0-2006-4482
GCVE (VulDB): GCVE-100-32043

OVAL: 🔍

SecurityFocus: 19582 - PHP Multiple Input Validation Vulnerabilities
Secunia: 21546
OSVDB: 28003 - PHP str_repeat and wordwrap buffer overflow
SecurityTracker: 1016984
Vulnerability Center: 12709 - PHP Multiple Buffer Overflows in the \x27str_repeat\x27 and \x27wordwrap\x27 Functions, Critical
Vupen: ADV-2006-3318

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/12/2015 15:51
Updated: 07/05/2019 14:28
Changes: 03/12/2015 15:51 (76), 07/05/2019 14:28 (13)
Complete: 🔍
Cache ID: 216:78F:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!