How severe is CVE-2022-33069?

CVE-2022-33069 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-33069 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33069?

CVE-2022-33069 primarily affects Soliditylang Solidity. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-33069?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-33069 published?

CVE-2022-33069 was published on 2022-06-23 and last updated on 2026-06-17.

CVE-2022-33069

CVE-2022-33069 is a medium-severity vulnerability in Soliditylang Solidity with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-617.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-617
Affected product: Soliditylang Solidity
Published: 2022-06-23
Last modified: 2026-06-17

Description

Ethereum Solidity v0.8.14 contains an assertion failure via SMTEncoder::indexOrMemberAssignment() at SMTEncoder.cpp.

Frequently asked questions

What is CVE-2022-33069?: Ethereum Solidity v0.8.14 contains an assertion failure via SMTEncoder::indexOrMemberAssignment() at SMTEncoder.cpp.
How severe is CVE-2022-33069?: CVE-2022-33069 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-33069 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33069?: CVE-2022-33069 primarily affects Soliditylang Solidity. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-33069?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-33069 published?: CVE-2022-33069 was published on 2022-06-23 and last updated on 2026-06-17.

References

https://github.com/ethereum/solidity/issues/12973

Affected products (2)

cpe:2.3:a:soliditylang:solidity:0.8.13:*:*:*:*:*:*:*
cpe:2.3:a:soliditylang:solidity:0.8.14:*:*:*:*:*:*:*

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