CVE-2021-32610
In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 73.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.
- CVSS 3.1
- 7.1 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 73.38% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-59
- Affected
- php/archive tar · debian/debian linux · fedoraproject/fedora
- Source
- cve@mitre.org
EPSS 73.4% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/pear/Archive_Tar/commit/7789ebb2f34f9e4adb3a4152ad0d1548930a9755Patch, Third Party Advisory
- https://github.com/pear/Archive_Tar/commit/b5832439b1f37331fb4f87e67fe4fPatch, Third Party Advisory
- https://github.com/pear/Archive_Tar/releases/tag/1.4.14Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00023.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CAODVMHGL5MHQWQAQTXQ7G7OE3VQZ7LS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G5LTY6COQYNMMHQJ3QIOJHEWCKD4XDFH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
- https://www.drupal.org/sa-core-2021-004Third Party Advisory
- https://github.com/pear/Archive_Tar/commit/7789ebb2f34f9e4adb3a4152ad0d1548930a9755Patch, Third Party Advisory
- https://github.com/pear/Archive_Tar/commit/b5832439b1f37331fb4f87e67fe4fPatch, Third Party Advisory
- https://github.com/pear/Archive_Tar/releases/tag/1.4.14Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00023.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CAODVMHGL5MHQWQAQTXQ7G7OE3VQZ7LS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G5LTY6COQYNMMHQJ3QIOJHEWCKD4XDFH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
- https://www.drupal.org/sa-core-2021-004Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.