CVE-2020-24838 — HIGH (7.5)

Vulnerability Description

An integer overflow has been found in the the latest version of Issuer. The total issuedCount can be zero if the parameter is overly large. An attacker can obtain the private key of the owner issued with a certain 'amount', and the issuedCount can be zero if there is an overflow.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Issuer Project	Issuer	-

Related Weaknesses (CWE)

CWE-190

References

https://etherscan.io/address/0xecaad8df0dee0b9ed45ffd1191b024701f21506c#codePatchThird Party Advisory
https://etherscan.io/address/0xecaad8df0dee0b9ed45ffd1191b024701f21506c#codePatchThird Party Advisory

FAQ

What is CVE-2020-24838?

CVE-2020-24838 is a vulnerability with a CVSS score of 7.5 (HIGH). An integer overflow has been found in the the latest version of Issuer. The total issuedCount can be zero if the parameter is overly large. An attacker can obtain the private key of the owner issued w...

How severe is CVE-2020-24838?

CVE-2020-24838 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-24838?

Check the references section above for vendor advisories and patch information. Affected products include: Issuer Project Issuer.