Vulnerability Details : CVE-2020-11736
fr-archive-libarchive.c in GNOME file-roller through 3.36.1 allows Directory Traversal during extraction because it lacks a check of whether a file's parent is a symlink to a directory outside of the intended extraction location.
Vulnerability category: Directory traversal
Products affected by CVE-2020-11736
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnome:file-roller:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-11736
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-11736
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.3
|
LOW | AV:L/AC:M/Au:N/C:N/I:P/A:P |
3.4
|
4.9
|
NIST | |
|
3.9
|
LOW | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L |
1.3
|
2.5
|
NIST |
CWE ids for CVE-2020-11736
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-11736
-
https://security.gentoo.org/glsa/202009-06
GNOME File Roller: Directory traversal (GLSA 202009-06) — Gentoo securityThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/04/msg00013.html
[SECURITY] [DLA 2180-1] file-roller security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4332-1/
USN-4332-1: File Roller vulnerability | Ubuntu security noticesThird Party Advisory
-
https://gitlab.gnome.org/GNOME/file-roller/-/commit/21dfcdbfe258984db89fb65243a1a888924e45a0
libarchive: do not follow external links when extracting files (21dfcdbf) · Commits · GNOME / file-roller · GitLabPatch;Third Party Advisory
-
https://usn.ubuntu.com/4332-2/
USN-4332-2: File Roller vulnerability | Ubuntu security noticesThird Party Advisory
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