CVE-2023-35812
CVE-2023-35812 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-22.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- EPSS exploit prediction: 0% (33rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-39807
- Weakness: CWE-22
- Published:
- Last modified:
Description
An issue was discovered in the Amazon Linux packages of OpenSSH 7.4 for Amazon Linux 1 and 2, because of an incomplete fix for CVE-2019-6111 within these specific packages. The fix had only covered cases where an absolute path is passed to scp. When a relative path is used, there is no verification that the name of a file received by the client matches the file requested. Fixed packages are available with numbers 7.4p1-22.78.amzn1 and 7.4p1-22.amzn2.0.2.
Frequently asked questions
- What is CVE-2023-35812?
- An issue was discovered in the Amazon Linux packages of OpenSSH 7.4 for Amazon Linux 1 and 2, because of an incomplete fix for CVE-2019-6111 within these specific packages. The fix had only covered cases where an absolute path is passed to scp. When a relative path is used, there is no verification that the name of a file received by the client matches the file requested. Fixed packages are available with numbers 7.4p1-22.78.amzn1 and 7.4p1-22.amzn2.0.2.
- How severe is CVE-2023-35812?
- CVE-2023-35812 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2023-35812 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2023-35812?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2023-35812 have an EU (EUVD) identifier?
- Yes. CVE-2023-35812 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-39807.
- When was CVE-2023-35812 published?
- CVE-2023-35812 was published on 2024-04-03 and last updated on 2026-06-17.
References
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