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Fluid AttacksCVE-2023-0670

HistoryApr 05, 2023 - 7:15 p.m.

CVE-2023-0670

2023-04-0519:15:07

CWE-434

Fluid Attacks

web.nvd.nist.gov

cve-2023-0670

ulearn

remote code execution

image upload

security vulnerability

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

51.2%

JSON

Ulearn version a5a7ca20de859051ea0470542844980a66dfc05d allows an attacker with administrator permissions to obtain remote code execution on the server through the image upload functionality. This occurs because the application does not validate that the uploaded image is actually an image.

Affected configurations

Nvd

Node

ulearn_projectulearnMatch-

VendorProductVersionCPE
ulearn_projectulearn-cpe:2.3:a:ulearn_project:ulearn:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ulearn_project	ulearn	-	cpe:2.3:a:ulearn_project:ulearn:-:::::::*

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Ulearn",
    "versions": [
      {
        "version": "a5a7ca20de859051ea0470542844980a66dfc05d",
        "status": "affected"
      }
    ]
  }
]

References

fluidattacks.com/advisories/scott/

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

51.2%

JSON

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