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CVE-2023-2621

MEDIUMCVSS 6.5/10EPSS 0.49%

Last modified

CVE-2023-2621 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The McFeeder server (distributed as part of SSW package), is susceptible to an arbitrary file write vulnerability on the MAIN computer system. This vulnerability stems from the use of an outdated version of a third-party library, which is used to extract archives uploaded to McFeeder server. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

The McFeeder server (distributed as part of SSW package), is susceptible to an arbitrary file write vulnerability on the MAIN computer system. This vulnerability stems from the use of an outdated version of a third-party library, which is used to extract archives uploaded to McFeeder server. An authenticated malicious client can exploit this vulnerability by uploading a crafted ZIP archive via the network to McFeeder’s service endpoint.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
0.49%

38.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HitachienergyModular Advanced Control For Hvdc>= 5.0, < 7.17.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-2621?
The McFeeder server (distributed as part of SSW package), is susceptible to an arbitrary file write vulnerability on the MAIN computer system. This vulnerability stems from the use of an outdated version of a third-party library, which is used to extract archives uploaded to McFeeder server. An authenticated malicious client can exploit this vulnerability by uploading a crafted ZIP archive via the network to McFeeder’s service endpoint.
How severe is CVE-2023-2621?
CVE-2023-2621 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2023-2621?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2621?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST