Deserialization of Untrusted Data in Archive_Tar
Archive_Tar through 1.4.10 allows an unserialization attack because `phar:` is blocked but `PHAR:` is not blocked. See: https://github.com/pear/Archive_Tar/issues/33
01
describes (2)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-28949US | high7.8OT critical | KEV | ||
Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks, and thus any other stream-wrapper attack (such as file:// to overwrite files) can still succe… | ||||
| CVE-2020-28948US | high7.8 | Exploit | ||
Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked. | ||||
02
references
External citations — patches, advisories, analysis.
- https://github.com/pear/Archive_TarPACKAGE
- https://github.com/pear/Archive_Tar/commit/0670a05fdab997036a3fc3ef113b8f5922e574daWEB
- https://github.com/pear/Archive_Tar/issues/33WEB
- https://lists.debian.org/debian-lts-announce/2020/11/msg00045.htmlWEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEURWEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7BWEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUTWEB
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