CVE-2021-21412 — MEDIUM (6.4)

Q: How severe is CVE-2021-21412?

CVE-2021-21412 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-21412?

Check the references section above for vendor advisories and patch information. Affected products include: \@Thi.Ng\/Egf Project \@Thi.Ng\/Egf.

Vulnerability Description

Potential for arbitrary code execution in npm package @thi.ng/egf `#gpg`-tagged property values (only if `decrypt: true` option is enabled). PR with patch has been submitted and will has been released as of v0.4.0 By default the EGF parse functions do NOT attempt to decrypt values (since GPG only available in non-browser env). However, if GPG encrypted values are used/required: 1. Perform a regex search for `#gpg`-tagged values in the EGF source file/string and check for backtick (\`) chars in the encrypted value string 2. Replace/remove them or skip parsing if present.

CVSS Score

6.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
\@Thi.Ng\/Egf Project	\@Thi.Ng\/Egf	< 0.4.0

Related Weaknesses (CWE)

CWE-78

References

https://github.com/thi-ng/umbrella/blob/develop/packages/egf/CHANGELOG.md#040-20Release NotesThird Party Advisory
https://github.com/thi-ng/umbrella/commit/88f61656e5f5cfba960013b8133186389efaf2PatchThird Party Advisory
https://github.com/thi-ng/umbrella/security/advisories/GHSA-rj44-gpjc-29r7PatchThird Party Advisory
https://www.npmjs.com/package/%40thi.ng/egf
https://github.com/thi-ng/umbrella/blob/develop/packages/egf/CHANGELOG.md#040-20Release NotesThird Party Advisory
https://github.com/thi-ng/umbrella/commit/88f61656e5f5cfba960013b8133186389efaf2PatchThird Party Advisory
https://github.com/thi-ng/umbrella/security/advisories/GHSA-rj44-gpjc-29r7PatchThird Party Advisory
https://www.npmjs.com/package/%40thi.ng/egf

FAQ

What is CVE-2021-21412?

CVE-2021-21412 is a vulnerability with a CVSS score of 6.4 (MEDIUM). Potential for arbitrary code execution in npm package @thi.ng/egf `#gpg`-tagged property values (only if `decrypt: true` option is enabled). PR with patch has been submitted and will has been released...

How severe is CVE-2021-21412?

CVE-2021-21412 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21412?

Check the references section above for vendor advisories and patch information. Affected products include: \@Thi.Ng\/Egf Project \@Thi.Ng\/Egf.