Vulnerability Details : CVE-2021-33602
A vulnerability affecting the F-Secure Antivirus engine was discovered when the engine tries to unpack a zip archive (LZW decompression method), and this can crash the scanning engine. The vulnerability can be exploited remotely by an attacker. A successful attack will result in Denial-of-Service of the Anti-Virus engine.
Vulnerability category: Denial of service
Products affected by CVE-2021-33602
- cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:linux_security:*:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:atlant:*:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:cloud_protection:*:*:*:*:*:salesforce:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33602
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33602
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L |
2.1
|
3.4
|
F-Secure | |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
3.9
|
1.4
|
NIST |
References for CVE-2021-33602
-
https://www.f-secure.com/en/business/support-and-downloads/security-advisories
Security advisories | F-SecureVendor Advisory
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