Signature Algorithm Mismatch Vulnerability in Docker Notary by Docker
CVE-2015-9258

7.5HIGH

Key Information:

Vendor

Docker

Status
Notary
Vendor
CVE Published:
31 March 2018

What is CVE-2015-9258?

Docker Notary is susceptible to a vulnerability in the Signature Algorithm Not Matched to Key, due to flaws in the handling of signature algorithms in the gotuf/signed/verify.go file. This allows an attacker to manipulate the field that specifies the signature algorithm, potentially leading to the forgery of signatures. By forcing the system to misinterpret an RSA-PSS key as Ed25519 elliptic-curve data, unauthorized users could evade security measures, which undermines the integrity of signed content. It is essential for users of Docker Notary to apply necessary patches and updates to safeguard their applications.

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References

https://docs.docker.com/notary/changelog/
x_refsource_MISC
https://github.com/theupdateframework/notary/blob/master/...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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