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CVE-2011-5325

Published: 07 August 2017

Directory traversal vulnerability in the BusyBox implementation of tar before 1.22.0 v5 allows remote attackers to point to files outside the current working directory via a symlink.

Priority

Low

CVSS 3 base score: 7.5

Status

Package Release Status
busybox
Launchpad, Ubuntu, Debian
Upstream
Released (1:1.27.2-1)
Ubuntu 21.04 (Hirsute Hippo)
Released (1:1.27.2-2ubuntu3)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1:1.27.2-2ubuntu3)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:1.27.2-2ubuntu3)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (1:1.22.0-15ubuntu1.4)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (1:1.21.0-1ubuntu1.4)
Patches:
Upstream: https://git.busybox.net/busybox/commit/?id=b920a38dc0a87f5884444d4731a8b887b5e16018
Upstream: https://git.busybox.net/busybox/commit/?id=bc9bbeb2b81001e8731cd2ae501c8fccc8d87cc7
Upstream: https://git.busybox.net/busybox/commit/?id=a84db18fc71d09e801df0ebca048d82e90b32c6a
Upstream: https://git.busybox.net/busybox/commit/?id=d9503224c8a93a30b0c8627084b2744d3ee6f403
Upstream: https://git.busybox.net/busybox/commit/?id=dd56921e2d404c8fc9484290a36411a13d14df1a

Notes

AuthorNote
mdeslaur
bionic only contains first commit
adding the second commit to bionic introduced a regression in
debootstrep, see LP: #1737662
new third commit mostly reverses second commit
two new commits are now available that possibly fix further
symlink issues

References

Bugs