PHP up to 5.4.3 libxml2 release of resource

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP up to 5.4.3. It has been classified as problematic. This impacts an unknown function of the component libxml2. The manipulation leads to release of resource. This vulnerability is documented as CVE-2010-4657. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in PHP up to 5.4.3 (Programming Language Software). This issue affects an unknown code block of the component libxml2. The manipulation with an unknown input leads to a release of resource vulnerability. Using CWE to declare the problem leads to CWE-772. The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. Impacted is availability. The summary by CVE is:

PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.

The weakness was released 11/13/2019. The identification of this vulnerability is CVE-2010-4657 since 01/03/2011. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 217396 (Linux Distros Unpatched Vulnerability : CVE-2010-4657), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.4.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (217396). 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: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Release of resource
CWE: CWE-772 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 217396
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2010-4657

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PHP 5.4.4

Timelineinfo

01/03/2011 🔍
11/13/2019 +3236 days 🔍
11/14/2019 +1 days 🔍
03/04/2025 +1937 days 🔍

Sourcesinfo

Product: php.org

Advisory: access.redhat.com
Status: Confirmed

CVE: CVE-2010-4657 (🔍)
GCVE (CVE): GCVE-0-2010-4657
GCVE (VulDB): GCVE-100-145451

Entryinfo

Created: 11/14/2019 06:56
Updated: 03/04/2025 11:05
Changes: 11/14/2019 06:56 (37), 11/14/2019 07:01 (18), 02/13/2024 11:12 (4), 03/04/2025 11:05 (18)
Complete: 🔍
Cache ID: 216::103

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

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