[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date: Fri, 4 Nov 2022 14:51:00 -0400
From: Demi Marie Obenour <demi@...isiblethingslab.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE-2022-37865: Apache Ivy allow create/overwrite
any file on the system
On Fri, Nov 04, 2022 at 12:06:48PM +0100, Stefan Bodewig wrote:
> Severity: medium
>
> Description:
>
> With Apache Ivy 2.4.0 an optional packaging attribute has been
> introduced that allows artifacts to be unpacked on the fly if they used
> pack200 or zip packaging.
>
> For artifacts using the "zip", "jar" or "war" packaging Ivy prior to
> 2.5.1 doesn't verify the target path when extracting the archive. An
> archive containing absolute paths or paths that try to traverse
> "upwards" using ".." sequences can then write files to any location on
> the local fie system that the user executing Ivy has write access to.
>
> Mitigation:
>
> Ivy users of version 2.4.0 to 2.5.0 should upgrade to Ivy 2.5.1.
>
> Credit:
>
> This issue was discovered by Kostya Kortchinsky of the Databricks Security Team.
FYI, you might want to rotate your OpenPGP key, or at least use a newer
hash algorithm. The signature I got uses SHA-1 which is no longer
considered secure.
--
Sincerely,
Demi Marie Obenour (she/her/hers)
Invisible Things Lab
Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)
Powered by blists - more mailing lists
Please check out the
Open Source Software Security Wiki, which is counterpart to this
mailing list.
Confused about mailing lists and their use?
Read about mailing lists on Wikipedia
and check out these
guidelines on proper formatting of your messages.
