# 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.

- Page: https://www.vulneraibility.com/cve/CVE-2020-36193
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2022-08-25; CISA due date 2022-09-15
- EPSS: 70.59% (percentile 99.4)
- CISA SSVC: exploitation active, automatable yes, technical impact partial (assessed 2025-02-04)
- Weakness: CWE-59
- Also known as: GHSA-rpw6-9xfx-jvcx
- Published: 2021-01-18

## Affected versions

- drupal: affected >= 7.0.0 and < 7.78.0; >= 8.9.0 and < 8.9.13; >= 9.0.0 and < 9.0.11; >= 9.1.0 and < 9.1.3; fixed in 7.78.0, 8.9.13, 9.0.11, 9.1.3 (Bitnami advisory, via OSV)

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916
- [other] https://www.drupal.org/sa-core-2021-001
- [other] https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html
- [advisory] https://security.gentoo.org/glsa/202101-23
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH/
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2/
- [other] https://lists.debian.org/debian-lts-announce/2021/04/msg00007.html
- [advisory] https://www.debian.org/security/2021/dsa-4894
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-36193

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.