CVE-2020-13355
HIGH
8.1
CVSS Score
Published: November 18, 2020 at 11:30 PM UTC
Updated: June 17, 2026 at 02:53 AM UTC
1 product affected across 1 vendorGitLab
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Severity
HIGH8.1
Exploit prediction
EPSS 2%
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14. A path traversal is found in LFS Upload that allows attacker to overwrite certain specific paths on the server. Affected versions are: >=8.14, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 13.3.9v < 13.4.5v < 13.5.213.4.0 ≤ v < 13.4.513.5.0 ≤ v < 13.5.28.14.0 ≤ v < 13.3.9>=13.4>=13.5>=8.14
Affected range stops below 13.3.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.4.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.5.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13355.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/255886x_refsource_MISCPermissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/990800CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-22
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