Review reviewHigh

CVE-2021-42951

msol

A Remote Code Execution (RCE) vulnerability exists in Algorithmia MSOL all versions before October 10 2021 of SaaS. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new, specially crafted Algorithm and subsequently launch remote code execution with their desired result.

CVSS
8.8
EPSS
1.56%
72.8% percentile
CISA KEV
Not listed
Published
2022.03.01
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability1.56%
Technical severityCVSS 8.8

Vulnerability overview

A Remote Code Execution (RCE) vulnerability exists in Algorithmia MSOL all versions before October 10 2021 of SaaS. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new, specially crafted Algorithm and subsequently launch remote code execution with their desired result.

Affected product and versions

Product
msol
Affected versions
< 2021-10-10
Fixed versions
2021-10-10

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that msol and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Not available