Vulnerability-Lookup

CERTFR-2021-AVI-905

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans F-Secure. Elle permet à un attaquant de provoquer un déni de service.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

Vendor	Product	Description
Microsoft	N/A	F-Secure Internet Gatekeeper
N/A	N/A	F-Secure Atlant
ESET	Security	F-Secure Linux Security 64
Microsoft	Windows	F-Secure F-Secure Endpoint Protection sur Windows et Mac
ESET	Security	F-Secure Linux Security (32-bit)

References

Title

Publication Time

CVE-2021-40833 (GCVE-0-2021-40833)

Vulnerability from cvelistv5 – Published: 2021-11-26 16:39 – Updated: 2024-08-04 02:51

Title

Denial-of-Service (DoS) Vulnerability

Summary

A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

CWE

Denial of Service Vulnerability

Assigner

F-SecureUS

References

2 references

URL	Tags
https://www.f-secure.com/en/business/programs/vul…	x_refsource_MISC
https://www.f-secure.com/en/business/support-and-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
F-Secure	F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit) F-Secure Linux Security 64 F-Secure Internet Gatekeeper & F-Secure Atlant	Affected: All Version

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JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.