漏洞描述
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.
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
security.gentoo.orghttps://security.gentoo.org/glsa/202101-23↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH/↗www.debian.orghttps://www.debian.org/security/2021/dsa-4894↗lists.debian.orghttps://lists.debian.org/debian-lts-announce/2021/01/msg00018.html↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2/↗www.drupal.orghttps://www.drupal.org/sa-core-2021-001↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/↗github.comhttps://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916↗lists.debian.orghttps://lists.debian.org/debian-lts-announce/2021/04/msg00007.html↗