🛡️ CVE-2017-12973 — nimbus-jose-jwt

🟢 CVSS 2.0 — Low ✅ No Known Exploit CWE-354 OSV
2.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Nimbus JOSE+JWT vulnerable to padding oracle attack

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 this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity none, availability none.

Weakness class

CVE-2017-12973 is classified as CWE-354: Improper Validation of Integrity Check Value. A checksum or integrity value is not verified properly, so tampered data passes as intact.

Affected software

CVE-2017-12973 is recorded against 1 package.

  • com.nimbusds:nimbus-jose-jwt (fixed in 4.39)

Timeline and source

Published on 13 May 2022 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
bitbucket.org (Web)
bitbucket.org (Web)
bitbucket.org (Web)

Details

Severity LOW
CVSS Score 2.0
CVSS Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
CWE CWE-354
Public Exploit ✅ No
Source OSV
Published 2022-05-13
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
com.nimbusds:nimbus-jose-jwt — 4.39

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