CVE-2021-4279
What it is
A vulnerability has been found in Starcounter-Jack JSON-Patch up to 3.1.0 and classified as problematic. This vulnerability affects unknown code. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.1 is able to address this issue. The name of the patch is 7ad6af41eabb2d799f698740a91284d762c955c9. It is recommended to upgrade the affected component. VDB-216778 is the identifier assigned to this vulnerability.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. Limited direct impact.
- Exploit odds
- 1.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.2% in the next 30 days (EPSS).
- Severity: 6.3 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.2% · EPSS, next 30 days
- Weakness
- CWE-1321 · Prototype pollution
- Record status
- Modified
Affected
- starcounter-jack json-patch < 3.1.1
Attack profile CVSS 3.1 · 6.3
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-4279.md and follow it. Check whether this project is affected by CVE-2021-4279. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9
- https://github.com/Starcounter-Jack/JSON-Patch/pull/262
- https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1
- https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9
- https://github.com/Starcounter-Jack/JSON-Patch/pull/262
- https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1
References
- https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9
- https://github.com/Starcounter-Jack/JSON-Patch/pull/262
- https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1
- https://vuldb.com/?ctiid.216778
- https://vuldb.com/?id.216778
- https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9
- https://github.com/Starcounter-Jack/JSON-Patch/pull/262
- https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1
- https://vuldb.com/?ctiid.216778
- https://vuldb.com/?id.216778