libxmljs V8 parseXml buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in libxmljs. It has been declared as critical. Impacted is the function parseXml of the component V8. Such manipulation leads to buffer overflow. This vulnerability is traded as CVE-2022-21144. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in libxmljs (version now known). It has been rated as critical. Affected by this issue is the function parseXml of the component V8. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is availability.

The weakness was shared 05/01/2022. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-21144 since 02/24/2022. There are known technical details, but no exploit is available.

Applying the patch 2501807bde9b38cfaed06d1e140487516d91379d is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

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: 🔍

CNA Base Score: 7.5
CNA Vector (Snyk): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 2501807bde9b38cfaed06d1e140487516d91379d

Timelineinfo

02/24/2022 🔍
05/01/2022 +65 days 🔍
05/01/2022 +0 days 🔍
05/04/2022 +3 days 🔍

Sourcesinfo

Product: github.com

Advisory: 2501807bde9b38cfaed06d1e140487516d91379d
Status: Confirmed

CVE: CVE-2022-21144 (🔍)
GCVE (CVE): GCVE-0-2022-21144
GCVE (VulDB): GCVE-100-198764

Entryinfo

Created: 05/01/2022 21:46
Updated: 05/04/2022 15:14
Changes: 05/01/2022 21:46 (49), 05/04/2022 15:08 (2), 05/04/2022 15:14 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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