Vulnerability Details : CVE-2022-21147
An out of bounds read vulnerability exists in the malware scan functionality of ESTsoft Alyac 2.5.7.7. A specially-crafted PE file can trigger this vulnerability to cause denial of service and termination of malware scan. An attacker can provide a malicious file to trigger this vulnerability.
Vulnerability category: Denial of service
Products affected by CVE-2022-21147
- cpe:2.3:a:estsoft:alyac:2.5.7.7:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-21147
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-21147
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.0
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.3
|
3.6
|
Talos | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2022-21147
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
-
The product performs pointer arithmetic on a valid pointer, but it uses an offset that can point outside of the intended range of valid memory locations for the resulting pointer.Assigned by: talos-cna@cisco.com (Secondary)
References for CVE-2022-21147
-
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1452
TALOS-2022-1452 || Cisco Talos Intelligence Group - Comprehensive Threat IntelligenceExploit;Third Party Advisory
-
https://www.estsecurity.com/public/product/alyac
이스트시큐리티 | 알약Product;Vendor Advisory
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