CVE-2020-5421

RFD Protection Bypass via jsessionid

Description

In Spring Framework versions 5.2.0 - 5.2.8, 5.1.0 - 5.1.17, 5.0.0 - 5.0.18, 4.3.0 - 4.3.28, and older unsupported versions, the protections against RFD attacks from CVE-2015-5211 may be bypassed depending on the browser used through the use of a jsessionid path parameter.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 3.0 •

CVSS 2.0 •

EPSS 67.08% Top 5%

Vendor Advisory vmware.com

Affected: Spring by VMware Spring Framework

References

Link	Tags
https://tanzu.vmware.com/security/cve-2020-5421	vendor advisory
https://lists.apache.org/thread.html/re014a49d77f038ba70e5e9934d400af6653e8c9ac110d32b1254127e%40%3Cdev.ranger.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r1eccdbd7986618a7319ee7a533bd9d9bf6e8678e59dd4cca9b5b2d7a%40%3Cissues.ambari.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r9f13cccb214495e14648d2c9b8f2c6072fd5219e74502dd35ede81e1%40%3Cdev.ambari.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r8b496b1743d128e6861ee0ed3c3c48cc56c505b38f84fa5baf7ae33a%40%3Cdev.ambari.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r1c679c43fa4f7846d748a937955c7921436d1b315445978254442163%40%3Ccommits.ambari.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r5c95eff679dfc642e9e4ab5ac6d202248a59cb1e9457cfbe8b729ac5%40%3Cissues.ambari.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rf00d8f4101a1c1ea4de6ea1e09ddf7472cfd306745c90d6da87ae074%40%3Cdev.hive.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rc9efaf6db98bee19db1bc911d0fa442287dac5cb229d4aaa08b6a13d%40%3Cissues.hive.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r7e6a213eea7f04fc6d9e3bd6eb8d68c4df92a22e956e95cb2c482865%40%3Cissues.hive.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r503e64b43a57fd68229cac4a869d1a9a2eac9e75f8719cad3a840211%40%3Ccommits.pulsar.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r918caad55dcc640a16753b00d8d6acb90b4e36de4b6156d0867246ec%40%3Ccommits.pulsar.apache.org%3E	mailing list
https://lists.apache.org/thread.html/r3589ed0d18edeb79028615080d5a0e8878856436bb91774a3196d9eb%40%3Ccommits.pulsar.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rb18ed999153ef0f0cb7af03efe0046c42c7242fd77fbd884a75ecfdc%40%3Ccommits.pulsar.apache.org%3E	mailing list
https://lists.apache.org/thread.html/raf7ca57033e537e4f9d7df7f192fa6968c1e49409b2348e08d807ccb%40%3Cuser.ignite.apache.org%3E	mailing list
https://lists.apache.org/thread.html/ra889d95141059c6cbe77dd80249bb488ae53b274b5f3abad09d9511d%40%3Cuser.ignite.apache.org%3E	mailing list
https://lists.apache.org/thread.html/rd462a8b0dfab4c15e67c0672cd3c211ecd0e4f018f824082ed54f665%40%3Cissues.hive.apache.org%3E	mailing list
https://www.oracle.com/security-alerts/cpujan2021.html	third party advisory patch
https://www.oracle.com/security-alerts/cpuApr2021.html	third party advisory patch
https://security.netapp.com/advisory/ntap-20210513-0009/	third party advisory
https://www.oracle.com//security-alerts/cpujul2021.html	third party advisory patch
https://www.oracle.com/security-alerts/cpuoct2021.html	third party advisory not applicable
https://www.oracle.com/security-alerts/cpujan2022.html	third party advisory patch
https://www.oracle.com/security-alerts/cpuapr2022.html	third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-5421?: CVE-2020-5421 has been scored as a medium severity vulnerability.
How to fix CVE-2020-5421?: To fix CVE-2020-5421, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-5421 being actively exploited in the wild?: It is possible that CVE-2020-5421 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~67% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-5421?: CVE-2020-5421 affects Spring by VMware Spring Framework.

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