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Vulnerability record · CVE-2017-9735 · published 16 June 2017

CVE-2017-9735: Eclipse jetty observable discrepancy vulnerability

Eclipse · Jetty

Jetty through 9.4.x is prone to a timing channel in util/security/Password.java, which makes it easier for remote attackers to obtain access by observing elapsed times before rejection of incorrect passwords.

7.5 CVSS 3.1 High EPSS 5.8% · top 7.1% CWE-203 · Observable discrepancy
7.5CVSS 3.1 base score, v2 5.0
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
26References
17 Jun 2026Last modified by NVD

Description

Jetty through 9.4.x is prone to a timing channel in util/security/Password.java, which makes it easier for remote attackers to obtain access by observing elapsed times before rejection of incorrect passwords.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/99104 Third Party AdvisoryVDB Entry
https://bugs.debian.org/864631 Issue TrackingMailing ListThird Party Advisory
https://github.com/eclipse/jetty.project/issues/1556 Issue TrackingPatchThird Party Advisory
https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272%40%3Cissues.activemq.apach
https://lists.apache.org/thread.html/36870f6c51f5bc25e6f7bb1fcace0e57e81f1524019b11f466738559%40%3Ccommon-dev.hadoop.apa
https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%
https://lists.apache.org/thread.html/f887a5978f5e4c62b9cfe876336628385cff429e796962649649ec8a%40%3Ccommon-issues.hadoop.
https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.o
https://lists.apache.org/thread.html/ff8dcfe29377088ab655fda9d585dccd5b1f07fabd94ae84fd60a7f8%40%3Ccommits.pulsar.apache
https://lists.debian.org/debian-lts-announce/2021/05/msg00016.html Mailing ListThird Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html PatchThird Party Advisory
http://www.securityfocus.com/bid/99104 Third Party AdvisoryVDB Entry
https://bugs.debian.org/864631 Issue TrackingMailing ListThird Party Advisory
https://github.com/eclipse/jetty.project/issues/1556 Issue TrackingPatchThird Party Advisory
https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272%40%3Cissues.activemq.apach
https://lists.apache.org/thread.html/36870f6c51f5bc25e6f7bb1fcace0e57e81f1524019b11f466738559%40%3Ccommon-dev.hadoop.apa
https://lists.apache.org/thread.html/519eb0fd45642dcecd9ff74cb3e71c20a4753f7d82e2f07864b5108f%40%3Cdev.drill.apache.org%
https://lists.apache.org/thread.html/f887a5978f5e4c62b9cfe876336628385cff429e796962649649ec8a%40%3Ccommon-issues.hadoop.
https://lists.apache.org/thread.html/f9bc3e55f4e28d1dcd1a69aae6d53e609a758e34d2869b4d798e13cc%40%3Cissues.drill.apache.o
https://lists.apache.org/thread.html/ff8dcfe29377088ab655fda9d585dccd5b1f07fabd94ae84fd60a7f8%40%3Ccommits.pulsar.apache
https://lists.debian.org/debian-lts-announce/2021/05/msg00016.html Mailing ListThird Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-9735), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.