Mercurial version 4.5 and earlier contains a Incorrect Access Control (CWE-285) vulnerability in Protocol server that can result in Unauthorized data access. This attack appear to be exploitable via network connectivity. This vulnerability appears to have been fixed in 4.5.1.
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.
Link | Tags |
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https://lists.debian.org/debian-lts-announce/2018/03/msg00034.html | third party advisory mailing list |
https://lists.debian.org/debian-lts-announce/2018/07/msg00005.html | third party advisory mailing list |
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.5.1_.2F_4.5.2_.282018-03-06.29 | release notes vendor advisory |
https://access.redhat.com/errata/RHSA-2019:2276 | vendor advisory |
https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html | mailing list |