CVE-2017-12973
Nimbus JOSE+JWT vulnerable to padding oracle attack
3.1
LOW
CVSS 3.1
EPSS 0.33%
Description
Nimbus JOSE+JWT before 4.39 proceeds improperly after detection of an invalid HMAC in authenticated AES-CBC decryption, which allows attackers to conduct a padding oracle attack.
How to fix CVE-2017-12973
To remediate CVE-2017-12973, upgrade the affected package to a fixed version below.
- Maven/com.nimbusds:nimbus-jose-jwt—upgrade to 4.39 or later
Is CVE-2017-12973 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.39
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N |
References (4)
- ADVISORYnvd.nist.gov/vuln/detail/CVE-2017-12973
- WEBbitbucket.org/connect2id/nimbus-jose-jwt/commits/6a29f10f723f406eb25555f55842c59a43a38912
- WEBbitbucket.org/connect2id/nimbus-jose-jwt/issues/223/aescbc-return-immediately-on-invalid-hmac
- WEBbitbucket.org/connect2id/nimbus-jose-jwt/src/master/CHANGELOG.txt