High severity · published Jan 18, 2021
CVE-2020-36193
PEAR Archive_Tar Improper Link Resolution Vulnerability
In wildKEV
7.5
CVSS
70.6%
EPSS
Yes
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)70.6% · higher than 99% of CVEs
Exploited in the wildYes
CISA KEVListed Aug 25, 2022
Federal remediation dueSep 15, 2022
Ransomware campaign useNot known
Affected products
Which versions
DR
Drupal · Drupal
7.0 before 7.78; 8.9.0 before 8.9.13; 9.0.0 before 9.0.11; 9.1.0 before 9.1.3 · source: NVD
AT
Archive Tar · Php
through 1.4.11 · source: NVD
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
FE
Fedora · Fedoraproject
32; 33; 34; 35 · source: NVD
AR
Archive_Tar · PEAR
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-36193
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-36193
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916
x_refsource_CONFIRM
https://www.drupal.org/sa-core-2021-001
mailing-list
https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html
vendor-advisory
https://security.gentoo.org/glsa/202101-23
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH/
vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2/
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