CVE-2017-1376 — JDK: class verifier allowing Security Manager bypass

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CRITICAL

JDK: class verifier allowing Security Manager bypass

Published Aug 28, 2017

9.8

CRITICAL

CVSS 3.0

EPSS 2.63%

Description

A flaw in the IBM J9 VM class verifier allows untrusted code to disable the security manager and elevate its privileges. IBM X-Force ID: 126873.

Affected products

Vendor IBM Product Operations Analytics Predictive Insights Default
n/a
- Version
  1.3.0
  Status
  affected
  Constraints
  -
- Version
  1.3.1
  Status
  affected
  Constraints
  -
- Version
  1.3.2
  Status
  affected
  Constraints
  -
- Version
  1.3.3
  Status
  affected
  Constraints
  -
- Version
  1.3.5
  Status
  affected
  Constraints
  -
- Version
  1.3.6
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

IBM

Operations Analytics Predictive Insights

n/a

Version	Status	Constraints
1.3.0	affected	-
1.3.1	affected	-
1.3.2	affected	-
1.3.3	affected	-
1.3.5	affected	-
1.3.6	affected	-

Red Hat Enterprise Linux 6 Supplementary

java-1.7.1-ibm-1:1.7.1.4.10-1jpp.2.el6_9

Fixed · RHSA-2017:2481
Red Hat Enterprise Linux 6 Supplementary

java-1.8.0-ibm-1:1.8.0.4.10-1jpp.1.el6_9

Fixed · RHSA-2017:2469
Red Hat Enterprise Linux 7 Supplementary

java-1.7.1-ibm-1:1.7.1.4.10-1jpp.3.el7

Fixed · RHSA-2017:2481
Red Hat Enterprise Linux 7 Supplementary

java-1.8.0-ibm-1:1.8.0.4.10-1jpp.3.el7

Fixed · RHSA-2017:2469
Red Hat Enterprise Linux 6

java-1.6.0-ibm

Not affected
Red Hat Satellite 5

java-1.7.1-ibm

Affected

Product	Package	State	Advisory
Red Hat Enterprise Linux 6 Supplementary	java-1.7.1-ibm-1:1.7.1.4.10-1jpp.2.el6_9	Fixed	RHSA-2017:2481
Red Hat Enterprise Linux 6 Supplementary	java-1.8.0-ibm-1:1.8.0.4.10-1jpp.1.el6_9	Fixed	RHSA-2017:2469
Red Hat Enterprise Linux 7 Supplementary	java-1.7.1-ibm-1:1.7.1.4.10-1jpp.3.el7	Fixed	RHSA-2017:2481
Red Hat Enterprise Linux 7 Supplementary	java-1.8.0-ibm-1:1.8.0.4.10-1jpp.3.el7	Fixed	RHSA-2017:2469
Red Hat Enterprise Linux 6	java-1.6.0-ibm	Not affected	n/a
Red Hat Satellite 5	java-1.7.1-ibm	Affected	n/a

Remediation

No remediation recorded yet.

Metrics

2.63% 0.02634

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.02634

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (19 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	2.63% (0.02634)	85.01th	v5 (v2026.06.15)
Jun 15, 2026	2.63% (0.02634)	83.51th	v5 (v2026.06.15)
Mar 30, 2025	0.55% (0.00554)	65.45th	v4 (v2025.03.14)
Mar 29, 2025	1.88% (0.01875)	72.11th	v4 (v2025.03.14)
Mar 17, 2025	0.60% (0.00599)	67.58th	v4 (v2025.03.14)
Dec 12, 2024	0.72% (0.00719)	81.24th	v3 (v2023.03.01)
Feb 8, 2024	0.72% (0.00719)	79.97th	v3 (v2023.03.01)
Jun 13, 2023	0.72% (0.00719)	77.85th	v3 (v2023.03.01)
May 8, 2023	1.02% (0.01017)	81.53th	v3 (v2023.03.01)
Apr 17, 2023	0.87% (0.00868)	79.99th	v3 (v2023.03.01)
Mar 7, 2023	0.78% (0.00777)	78.58th	v3 (v2023.03.01)
Mar 6, 2023	1.02% (0.01018)	40.69th	v2 (v2022.01.01)
Sep 10, 2022	1.02% (0.01018)	38.88th	v2 (v2022.01.01)
Apr 1, 2022	1.02% (0.01018)	36.86th	v2 (v2022.01.01)
Feb 4, 2022	1.02% (0.01018)	19.50th	v2 (v2022.01.01)
Feb 3, 2022	7.67% (0.07669)	84.09th	v1
Jan 6, 2022	7.67% (0.07669)	83.94th	v1
Sep 1, 2021	7.67% (0.07669)	91.51th	v1
Apr 14, 2021	7.67% (0.07669)	0.00th	v1

Weaknesses (1)

CWE-829

References (8)

http://www.ibm.com/support/docview.wss?uid=swg22007305&myns=swgtiv&mynp=OCSSJQQ3&mync=E&cm_sp=swgtiv-_-OCSSJQQ3-_-E
x_refsource_CONFIRMVendor Advisory
https://access.redhat.com/errata/RHSA-2017:2469
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:2481
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2017-1376
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1483736
Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/126873
x_refsource_MISCVDB EntryVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2017-1376
https://www.cve.org/CVERecord?id=CVE-2017-1376

Link	Providers	Tags
http://www.ibm.com/support/docview.wss?uid=swg22007305&myns=swgtiv&mynp=OCSSJQQ3&mync=E&cm_sp=swgtiv-_-OCSSJQQ3-_-E		x_refsource_CONFIRMVendor Advisory
https://access.redhat.com/errata/RHSA-2017:2469		vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:2481		vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2017-1376		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1483736		Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/126873		x_refsource_MISCVDB EntryVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2017-1376
https://www.cve.org/CVERecord?id=CVE-2017-1376

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner ibm

Published Aug 28, 2017

Updated Sep 16, 2024

Reserved Nov 30, 2016

Link CVE-2017-1376

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-1376

Red Hat

Severity Critical

Public date Aug 18, 2017

Links CVE-2017-1376 - Bugzilla