Path Traversal in Drupal
CVE-2020-36193
Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.706 (99.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Drupal
- Php Archive_tar
- Debian Debian_linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 32, 33, 34
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory, Broken Link)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory, Broken Link)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory, Broken Link)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory, Broken Link)
Frequently asked questions
- What is CVE-2020-36193?
- CVE-2020-36193 is a high-severity vulnerability in Drupal, classified under Path Traversal. CVSS score: 7.5/10. Published 2021-01-18.
- How severe is CVE-2020-36193?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-36193 known to be exploited?
- Yes. CVE-2020-36193 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-08-25), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.