HIGH
CVE-2020-8203
CWE-770Published: July 15, 2020· Updated: Jun 17, 2026
7.4
CVSS v3.1
Official Description
Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
Technical Analysis
CVE-2020-8203 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.4.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Affected Vendors & Products
lodash1 product(s)
lodash
Oracle17 product(s)
banking corporate lending process managementbanking credit facilities process managementbanking extensibility workbenchbanking liquidity managementbanking supply chain financebanking trade finance process managementbanking virtual account managementblockchain platformcommunications billing and revenue managementcommunications cloud native core policycommunications session border controllercommunications session router+5
Source: NVD CPE · 39 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (16)
→
https://github.com/lodash/lodash/issues/4874Issue Tracking · Vendor Advisory
→
https://hackerone.com/reports/712065Exploit · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20200724-0006/Third Party Advisory
→
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch · Third Party Advisory
→
https://github.com/lodash/lodash/issues/4874Issue Tracking · Vendor Advisory
→
https://hackerone.com/reports/712065Exploit · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20200724-0006/Third Party Advisory
→
https://www.oracle.com//security-alerts/cpujul2021.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch · Third Party Advisory
→
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch · Third Party Advisory
Quick Facts
CVE IDCVE-2020-8203
CVSS Score7.4 / 10
SeverityHIGH
WeaknessCWE-770
CISA KEVNo
Affected2 vendor(s)
PublishedJul 15, 2020
Related CVEs (CWE-770)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-8203 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.