Resource exhaustion in Openzeppelin Contracts
CVE-2022-35915
OpenZeppelin Contracts is a library for secure smart contract development. The target contract of an EIP-165 `supportsInterface` query can cause unbounded gas consumption by returning a lot of data, while it is generally assumed that this operation has a bounded cost. The issue has been fixed in v4.7.2. Users are advised to upgrade. There are no known workarounds for this issue.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.008 (54.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-7grf-83… (Third Party Advisory)
- github.com/OpenZeppelin/openzeppelin-contracts/pull/3587 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-35915?
- CVE-2022-35915 is a medium-severity vulnerability in Openzeppelin Contracts, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2022-08-01.
- How severe is CVE-2022-35915?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-35915 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.