CVE-2020-24827 — MEDIUM (5.5)

Vulnerability Description

A vulnerability in the dwarf::cursor::skip_form function of Libelfin v0.3 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted ELF file.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libelfin Project	Libelfin	0.3

References

https://github.com/aclements/libelfin/issues/47ExploitIssue TrackingThird Party Advisory
https://github.com/xiaoxiongwang/function_bugs/tree/master/libelfin#segv-in-funcExploitThird Party Advisory
https://github.com/aclements/libelfin/issues/47ExploitIssue TrackingThird Party Advisory
https://github.com/xiaoxiongwang/function_bugs/tree/master/libelfin#segv-in-funcExploitThird Party Advisory

FAQ

What is CVE-2020-24827?

CVE-2020-24827 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A vulnerability in the dwarf::cursor::skip_form function of Libelfin v0.3 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted ELF file.

How severe is CVE-2020-24827?

CVE-2020-24827 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-24827?

Check the references section above for vendor advisories and patch information. Affected products include: Libelfin Project Libelfin.