CVE-2020-7709 Prototype Pollution
Prototype pollution in json-pointer allows attackers to modify object prototypes, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-7709?
CVE-2020-7709 is a medium-severity vulnerability in json-pointer, published on 5 Oct 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
This affects the package json-pointer before 0.6.1. Multiple reference of object using slash is supported.
Weakness: CWE-1321
Which versions are affected by CVE-2020-7709?
4 open source packages ship an affected version, including org.webjars.npm:json-pointer and json-pointer. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.webjars.npm:json-pointer Maven | All versions | 0.6.1 |
org.webjars.npm:json-pointer Maven | All versions | 0.6.1 |
json-pointer npm | All versions | 0.6.1 |
json-pointer npm | All versions | 0.6.1 |
Products include Manuelstofer Json-Pointer.
How do I fix CVE-2020-7709?
Upgrade org.webjars.npm:json-pointer to 0.6.1 or later.
Is CVE-2020-7709 being exploited?
There is no known exploitation of CVE-2020-7709 in the wild and no public exploit code.
Other vulnerabilities in json-pointer
Sources
Also known as GHSA-7mg4-w3w5-x5pc.