lesspipe up to 2.05 pst File deserialization

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in lesspipe up to 2.05. The impacted element is an unknown function of the component pst File Handler. The manipulation results in deserialization. This vulnerability is cataloged as CVE-2022-44542. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in lesspipe up to 2.05. It has been classified as critical. Affected is an unknown function of the component pst File Handler. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

lesspipe before 2.06 allows attackers to execute code via Perl Storable (pst) files, because of deserialized object destructor execution via a key/value pair in a hash.

The weakness was shared 11/01/2022. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-44542 since 11/01/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.06 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: lesspipe 2.06

Timelineinfo

11/01/2022 🔍
11/01/2022 +0 days 🔍
11/01/2022 +0 days 🔍
05/05/2025 +916 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-44542 (🔍)
GCVE (CVE): GCVE-0-2022-44542
GCVE (VulDB): GCVE-100-212604

Entryinfo

Created: 11/01/2022 07:52
Updated: 05/05/2025 18:08
Changes: 11/01/2022 07:52 (40), 11/30/2022 10:40 (12), 05/05/2025 18:08 (15)
Complete: 🔍
Cache ID: 216::103

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