VDB-20992 · CVE-2003-0861 · BID 6488

PHP up to 4.3.2 base64_encode /GD Library integer coercion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

A vulnerability has been found in PHP (Programming Language Software) and classified as very critical. This vulnerability affects some unknown processing of the component base64_encode /GD Library. The manipulation with an unknown input leads to a integer coercion vulnerability. The CWE definition for the vulnerability is CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Integer overflows in (1) base64_encode and (2) the GD library for PHP before 4.3.3 have unknown impact and unknown attack vectors.

The weakness was disclosed 11/17/2003 (Website). The advisory is shared for download at php.net. This vulnerability was named CVE-2003-0861 since 10/10/2003. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/15/2018).

The vulnerability scanner Nessus provides a plugin with the ID 11850 (PHP < 4.3.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11423 (PHP4 Multiple Vulnerabilities).

Upgrading to version 4.3.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (11850). The entries 20089, 20991 and 20994 are pretty similar.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer coercion
CWE: CWE-192 / CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11850
Nessus Name: PHP < 4.3.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 4.3.3

Timelineinfo

09/24/2003 🔍
10/10/2003 +16 days 🔍
11/17/2003 +38 days 🔍
11/17/2003 +0 days 🔍
08/15/2014 +3924 days 🔍
06/15/2018 +1400 days 🔍

Sourcesinfo

Product: php.org

Advisory: php.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2003-0861 (🔍)
SecurityFocus: 6488

See also: 🔍

Entryinfo

Created: 08/15/2014 16:41
Updated: 06/15/2018 08:11
Changes: 08/15/2014 16:41 (53), 06/15/2018 08:11 (7)
Complete: 🔍

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