What is the CVSS score of CVE-2021-34129?

CVE-2021-34129 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2021-34129?

Yes, a public proof-of-concept exploit is available for CVE-2021-34129. Prioritise patching immediately. EPSS: 1.7%.

Laiketui CVE-2021-34129

HIGH

Path Traversal (CWE-22)

2021-06-15 cve@mitre.org

Path Traversal Laiketui

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

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:N/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 15, 2021 - 20:15 nvd

HIGH 8.1

DescriptionNVD

LaikeTui 3.5.0 allows remote authenticated users to delete arbitrary files, as demonstrated by deleting install.lock in order to reinstall the product in an attacker-controlled manner. This deletion is possible via directory traversal in the uploadImg, oldpic, or imgurl parameter.

AnalysisAI

LaikeTui 3.5.0 allows remote authenticated users to delete arbitrary files, as demonstrated by deleting install.lock in order to reinstall the product in an attacker-controlled manner. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, 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. LaikeTui 3.5.0 allows remote authenticated users to delete arbitrary files, as demonstrated by deleting install.lock in order to reinstall the product in an attacker-controlled manner. This deletion is possible via directory traversal in the uploadImg, oldpic, or imgurl parameter. Affected products include: Laiketui.

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.