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CVE-2019-17563

HIGHCVSS 7.5/10EPSS 10.69%

Last modified

CVE-2019-17563 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow for an exploit to be practical but, erring on the side of caution, this issue has been treated as a security vulnerability.. EPSS estimates a 10.69% chance of exploitation in the next 30 days.

Description

When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow for an exploit to be practical but, erring on the side of caution, this issue has been treated as a security vulnerability.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
10.69%

95.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheTomcat>= 7.0.0, <= 7.0.98
ApacheTomcat>= 8.5.0, <= 8.5.49
ApacheTomcat>= 9.0.0, <= 9.0.29
DebianDebian Linux8.0
DebianDebian Linux9.0
DebianDebian Linux10.0
OpensuseLeap15.1
CanonicalUbuntu Linux16.04
OracleAgile Engineering Data Management6.2.1.0
OracleHyperion Infrastructure Technology11.1.2.4
OracleInstantis Enterprisetrack>= 17.1, <= 17.3
OracleMicros Relate Crm Software11.4
OracleMysql Enterprise Monitor<= 4.0.11.5331
OracleMysql Enterprise Monitor>= 8.0.0, <= 8.0.18.1217
OracleRetail Order Broker15.0
OracleTransportation Management6.3.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-17563?
When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow for an exploit to be practical but, erring on the side of caution, this issue has been treated as a security vulnerability.
How severe is CVE-2019-17563?
CVE-2019-17563 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 10.69% probability of exploitation in the next 30 days.
How do I fix CVE-2019-17563?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-17563?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST