What is the CVSS score of CVE-2022-43857?

CVE-2022-43857 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 1.0%.

Is there a patch available for CVE-2022-43857?

Yes, a patch is available for CVE-2022-43857. Update the affected software to the latest version immediately.

IBM CVE-2022-43857

MEDIUM

Path Traversal (CWE-22)

2022-12-22 psirt@us.ibm.com

Path Traversal IBM

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 22, 2022 - 21:15 nvd

MEDIUM 4.3

DescriptionNVD

IBM Navigator for i 7.3, 7.4 and 7.5 could allow an authenticated user to access IBM Navigator for i log files they are authorized to but not while using this interface. The remote authenticated user can bypass the interface checks and download log files by modifying servlet filter. IBM X-Force ID: 239301.

AnalysisAI

IBM Navigator for i 7.3, 7.4 and 7.5 could allow an authenticated user to access IBM Navigator for i log files they are authorized to but not while using this interface. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. This Path Traversal vulnerability could allow attackers to access files and directories outside the intended path.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. IBM Navigator for i 7.3, 7.4 and 7.5 could allow an authenticated user to access IBM Navigator for i log files they are authorized to but not while using this interface. The remote authenticated user can bypass the interface checks and download log files by modifying servlet filter. IBM X-Force ID: 239301. Affected products include: Ibm I.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.