CVE-2020-25467 — MEDIUM (5.5)

Vulnerability Description

A null pointer dereference was discovered lzo_decompress_buf in stream.c in Irzip 0.621 which allows an attacker to cause a denial of service (DOS) via a crafted compressed 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
Long Range Zip Project	Long Range Zip	0.621
Debian	Debian Linux	9.0

Related Weaknesses (CWE)

CWE-476

References

https://bugs.launchpad.net/ubuntu/+source/lrzip/+bug/1893641ExploitIssue TrackingThird Party Advisory
https://github.com/ckolivas/lrzip/issues/163ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.htmlMailing ListThird Party Advisory
https://bugs.launchpad.net/ubuntu/+source/lrzip/+bug/1893641ExploitIssue TrackingThird Party Advisory
https://github.com/ckolivas/lrzip/issues/163ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.htmlMailing ListThird Party Advisory

FAQ

What is CVE-2020-25467?

CVE-2020-25467 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A null pointer dereference was discovered lzo_decompress_buf in stream.c in Irzip 0.621 which allows an attacker to cause a denial of service (DOS) via a crafted compressed file.

How severe is CVE-2020-25467?

CVE-2020-25467 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-2020-25467?

Check the references section above for vendor advisories and patch information. Affected products include: Long Range Zip Project Long Range Zip, Debian Debian Linux.