CVE-2020-21674: Vulnerability Analysis & Exploit Details

Status: Analyzed - Last modified: 26-10-2020 Published: 15-10-2020

CVE-2020-21674
Vulnerability Scoring

6.5
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: NETWORK
  • Privileges Required: None
  • Scope: UNCHANGED
  • User Interaction: REQUIRED

CIA Impact Definition

  • Confidentiality:
  • Integrity:
  • Availability: HIGH IMPACT

CVE-2020-21674 Vulnerability Summary

Heap-based buffer overflow in archive_string_append_from_wcs() (archive_string.c) in libarchive-3.4.1dev allows remote attackers to cause a denial of service (out-of-bounds write in heap memory resulting into a crash) via a crafted archive file. NOTE: this only affects users who downloaded the development code from GitHub. Users of the product's official releases are unaffected.

Access Complexity Graph for CVE-2020-21674

Impact Analysis for CVE-2020-21674

CVE-2020-21674: Detailed Information and External References

EPSS

0.00129

EPSS %

0.48798

References

0.00129

CWE

CWE-787

Vulnerable Configurations

  • cpe:2.3:a:libarchive:libarchive:3.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:libarchive:libarchive:3.4.1:*:*:*:*:*:*:*

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

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

Protect Your Infrastructure: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Recently Published CVEs