Perl 5.34.0 sv.c S_find_uninit_var stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Perl 5.34.0. Affected by this issue is the function S_find_uninit_var of the file sv.c. Executing a manipulation can lead to stack-based overflow. This vulnerability is tracked as CVE-2022-48522. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Perl 5.34.0 (Programming Language Software). It has been declared as critical. This vulnerability affects the function S_find_uninit_var of the file sv.c. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is 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). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In Perl 5.34.0, function S_find_uninit_var in sv.c has a stack-based crash that can lead to remote code execution or local privilege escalation.

The weakness was disclosed 08/23/2023. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-48522 since 07/23/2023. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/16/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
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: Stack-based overflow
CWE: CWE-121 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/23/2023 🔍
08/23/2023 +31 days 🔍
08/23/2023 +0 days 🔍
09/16/2023 +24 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-48522 (🔍)
GCVE (CVE): GCVE-0-2022-48522
GCVE (VulDB): GCVE-100-237832

Entryinfo

Created: 08/23/2023 11:24
Updated: 09/16/2023 12:05
Changes: 08/23/2023 11:24 (39), 09/16/2023 12:05 (11)
Complete: 🔍
Cache ID: 216::103

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