Vulnerability Details : CVE-2020-25467
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.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2020-25467
Probability of exploitation activity in the next 30 days: 0.08%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 34 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-25467
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-25467
-
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-25467
-
https://bugs.launchpad.net/ubuntu/+source/lrzip/+bug/1893641
Bug #1893641 “segmentation fault in lzo_decompress_buf, stream.c...” : Bugs : lrzip package : UbuntuExploit;Issue Tracking;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.html
[SECURITY] [DLA 2981-1] lrzip security updateMailing List;Third Party Advisory
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https://github.com/ckolivas/lrzip/issues/163
segmentation fault in lzo_decompress_buf, stream.c 589, incomplete fix of CVE-2017-8845 and CVE-2019-10654 · Issue #163 · ckolivas/lrzip · GitHubExploit;Issue Tracking;Patch;Third Party Advisory
Products affected by CVE-2020-25467
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:long_range_zip_project:long_range_zip:0.621:*:*:*:*:*:*:*