Prototype Pollution in Dot Project
CVE-2020-7639
eivindfjeldstad-dot below 1.0.3 is vulnerable to Prototype Pollution.The function 'set' could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.
Vulnerability class: Prototype Pollution
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:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (64.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Dot Project
- @Eivifj/dot — versions All versions below 1.0.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- snyk.io/vuln/SNYK-JS-EIVIFJDOT-564435 (Exploit, Third Party Advisory)
- github.com/eivindfjeldstad/dot/commit/774e4b0c97ca35d2ae40df2cd14428d37dd07a0b (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7639?
- CVE-2020-7639 is a medium-severity vulnerability in Dot Project, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 5.3/10. Published 2020-04-06.
- How severe is CVE-2020-7639?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2020-7639 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.