VulnerabilityModified
CVE-2020-29529
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.
HIGH 7.5EPSS 2.82%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.82% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22, CWE-59
- Affected
- hashicorp/go-slug
- Source
- cve@mitre.org
References
- https://github.com/hashicorp/go-slug/compare/v0.4.3...v0.5.0Patch, Release Notes, Third Party Advisory
- https://github.com/hashicorp/go-slug/pull/12Patch, Third Party Advisory
- https://github.com/hashicorp/go-slug/releases/tag/v0.5.0Release Notes, Third Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slugExploit, Third Party Advisory
- https://github.com/hashicorp/go-slug/compare/v0.4.3...v0.5.0Patch, Release Notes, Third Party Advisory
- https://github.com/hashicorp/go-slug/pull/12Patch, Third Party Advisory
- https://github.com/hashicorp/go-slug/releases/tag/v0.5.0Release Notes, Third Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slugExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.