Vulnerability CVE-2019-25052


Published: 2021-08-11

Description:
In Linaro OP-TEE before 3.7.0, by using inconsistent or malformed data, it is possible to call update and final cryptographic functions directly, causing a crash that could leak sensitive information.

Type:

CWE-327

(Use of a Broken or Risky Cryptographic Algorithm)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.4/10
4.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
Partial
Affected software
Linaro -> Op-tee 

 References:
https://github.com/OP-TEE/optee_os/security/advisories/GHSA-pgwr-qmgh-vhmf
https://github.com/OP-TEE/optee_os/commit/34a08bec755670ea0490cb53bbc68058cafc69b6

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