Is CVE-2021-22549 in the CISA KEV catalog?

No. CVE-2021-22549 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22549?

CVE-2021-22549 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-22549?

CVE-2021-22549 has an EPSS score of 0.12% (2th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22549?

Upgrade asylo to 0.6.2 or later.

CVE & CISA-KEV Catalog

CVE-2021-22549

MEDIUM

6.5

CVSS v3

NVD

Description

An attacker can modify the address to point to trusted memory to overwrite arbitrary trusted memory. It is recommended to update past 0.6.2 or git commit https://github.com/google/asylo/commit/53ed5d8fd8118ced1466e509606dd2f473707a5c

CWE-823 CWE-668

How to fix

Remediation Available

asyloNVD

Affected:< 0.6.2Fixed in:0.6.2CVE-2021-22549derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

0.12%probability of exploitation in 30 days

2ndpercentile

Low risk: more likely to be exploited than 2% of all known CVEs.

References

Patch1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.