Perl-DBI up to 1.642 stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Perl-DBI up to 1.642. It has been rated as critical. This affects an unknown function. Performing a manipulation results in stack-based overflow. This vulnerability is identified as CVE-2020-14393. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Perl-DBI up to 1.642 (Programming Language Software). This affects an unknown function. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.

The weakness was released 09/16/2020 as Bug 1877409 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2020-14393 since 06/17/2020. An attack has to be approached locally. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.643 eliminates this vulnerability.

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

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

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Perl-DBI 1.643

Timelineinfo

06/17/2020 🔍
09/16/2020 +91 days 🔍
09/16/2020 +0 days 🔍
09/16/2020 +0 days 🔍

Sourcesinfo

Advisory: Bug 1877409
Status: Not defined

CVE: CVE-2020-14393 (🔍)
GCVE (CVE): GCVE-0-2020-14393
GCVE (VulDB): GCVE-100-161301

Entryinfo

Created: 09/16/2020 21:12
Updated: 09/16/2020 21:17
Changes: 09/16/2020 21:12 (39), 09/16/2020 21:17 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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