PYSEC-2017-90

vendorUSosv
view advisory published 2017-12-07Licence: CC-BY-4.0

In Mercurial before 4.4.1, it is possible that a specially malformed repository can cause Git subrepositories to run arbitrary code in the form of a .git/hooks/post-update script checked into the repository. Typical use of Mercurial prevents construction of such repositories, but they can be created programmatically.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2017-17458UScritical9.8—
In Mercurial before 4.4.1, it is possible that a specially malformed repository can cause Git subrepositories to run arbitrary code in the form of a .git/hooks/post-update script c…
02

references

External citations — patches, advisories, analysis.

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