CVE-2019-20809
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0...
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0 allows a price poster to set an invalid asset price via the setPrice function, and consequently violate the intended limits on price swings.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0 allows a price poster to set an invalid asset price via the setPrice function, and consequently violate the intended limits on price swings.
- Record
CVE-2019-20809- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0 allows a price poster to set an invalid asset price via the setPrice function, and consequently violate the intended limits on price swings.
- Record
CVE-2019-20809- Updated
- 2026-11-02
EUVDEUVD-2019-11346 No score
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0 allows a price poster to set an invalid asset price via the setPrice function, and consequently violate the intended limits on price swings.
- Record
EUVD-2019-11346- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mx7j-chvh-fpcf No score
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0...
The price oracle in PriceOracle.sol in Compound Finance Compound Price Oracle 1.0 through 2.0 allows a price poster to set an invalid asset price via the setPrice function, and consequently violate the intended limits on price swings.
- Record
GHSA-mx7j-chvh-fpcf- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-20809 is a high vulnerability (CVSS 7.5) in Compound Price Oracle, published June 3, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. No source names a fixed version.
