What is the CVSS score of CVE-2020-29529?

CVE-2020-29529 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: 2.8%.

Is there a public PoC exploit available for CVE-2020-29529?

Yes, a public proof-of-concept exploit is available for CVE-2020-29529. Prioritise patching immediately. EPSS: 2.8%.

Is there a patch available for CVE-2020-29529?

Yes, a patch is available for CVE-2020-29529. Update the affected software to the latest version immediately.

Go Slug CVE-2020-29529

HIGH

Path Traversal (CWE-22)

2020-12-03 cve@mitre.org

Hashicorp Path Traversal Go Slug

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

Dec 03, 2020 - 20:15 nvd

HIGH 7.5

DescriptionNVD

AnalysisAI

HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Fixed in 0.5.0. Affected products include: Hashicorp Go-Slug. Version information: up to 0.4.3.

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.