CVE-2018-9159 — In Spark before 2

In Spark before 2.7.2, a remote attacker can read unintended static files via various representations of absolute or relative pathnames, as demonstrated by file: URLs and directory traversal sequences. NOTE: this product is unrelated to Ignite Realtime Spark.

01What is this vulnerability?

In Spark before 2.7.2, a remote attacker can read unintended static files via various representations of absolute or relative pathnames, as demonstrated by file: URLs and directory traversal sequences. NOTE: this product is unrelated to Ignite Realtime Spark.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-03-31T21:00:00.000Z
• Last modified: 2024-08-05T07:17:51.328Z

09References

• github.com — https://github.com/perwendel/spark/issues/981
• github.com — https://github.com/perwendel/spark/commit/a221a864db28eb736d36041df2fa6eb8839fc5…
• access.redhat.com — https://access.redhat.com/errata/RHSA-2018:2020
• access.redhat.com — https://access.redhat.com/errata/RHSA-2018:2405
• github.com — https://github.com/perwendel/spark/commit/ce9e11517eca69e58ed4378d1e47a02bd06863…
• sparkjava.com — http://sparkjava.com/news#spark-272-released
• github.com — https://github.com/perwendel/spark/commit/030e9d00125cbd1ad759668f85488aba1019c6…