What is the CVSS score of CVE-2021-32572?

CVE-2021-32572 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2021-32572?

Yes, a public proof-of-concept exploit is available for CVE-2021-32572. Prioritise patching immediately. EPSS: 1.7%.

Web Viewer CVE-2021-32572

HIGH

Path Traversal (CWE-22)

2021-05-12 cve@mitre.org

Path Traversal Web Viewer

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

May 12, 2021 - 16:15 nvd

HIGH 7.5

DescriptionNVD

Speco Web Viewer through 2021-05-12 allows Directory Traversal via GET request for a URI with /.. at the beginning, as demonstrated by reading the /etc/passwd file.

AnalysisAI

Speco Web Viewer through 2021-05-12 allows Directory Traversal via GET request for a URI with /.. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Speco Web Viewer through 2021-05-12 allows Directory Traversal via GET request for a URI with /.. at the beginning, as demonstrated by reading the /etc/passwd file. Affected products include: Specotech Web Viewer. Version information: through 2021.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.