Vulnerability in Google Firebase\/util
CVE-2020-7765
This affects the package @firebase/util before 0.3.4. This vulnerability relates to the deepExtend function within the DeepCopy.ts file. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (45.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Google Firebase\/util
- @Firebase/util — versions unspecified
References
- snyk.io/vuln/SNYK-JS-FIREBASEUTIL-1038324 (Exploit, Third Party Advisory)
- github.com/firebase/firebase-js-sdk/commit/9cf727fcc3d049551b16ae0698ac33dc2fe4… (Patch, Third Party Advisory)
- github.com/firebase/firebase-js-sdk/pull/4001 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7765?
- CVE-2020-7765 is a medium-severity vulnerability in Google Firebase\/util. CVSS score: 5.6/10. Published 2020-11-16.
- How severe is CVE-2020-7765?
- Medium severity. CVSS v3 base score is 5.6 out of 10.