VDB-191324 · CVE-2022-22894 · Issue 4890

JerryScript 3.0.0 ecma-lcache.c ecma_lcache_lookup stack-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in JerryScript 3.0.0. Affected by this issue is the function ecma_lcache_lookup of the file /jerry-core/ecma/base/ecma-lcache.c. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2022-22894. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in JerryScript 3.0.0. Affected by this issue is the function ecma_lcache_lookup of the file /jerry-core/ecma/base/ecma-lcache.c. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to 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). Impacted is confidentiality, integrity, and availability.

The weakness was shared 01/21/2022 as 4890. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-22894 since 01/10/2022. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Programming Tool Software

Name

JerryScript

Version

3.0.0

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/10/2022 🔍
01/21/2022 +11 days 🔍
01/21/2022 +0 days 🔍
01/26/2022 +5 days 🔍

Sourcesinfo

Advisory: 4890
Status: Confirmed

CVE: CVE-2022-22894 (🔍)
GCVE (CVE): GCVE-0-2022-22894
GCVE (VulDB): GCVE-100-191324

Entryinfo

Created: 01/21/2022 08:39
Updated: 01/26/2022 13:16
Changes: 01/21/2022 08:39 (38), 01/26/2022 13:16 (1)
Complete: 🔍
Cache ID: 216::103