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Mallory
HighPublic exploit

Path Traversal in XiaoBingBy TeaCMS 2.0 /admin/upload

IdentifiersCVE-2023-1398CWE-22· Improper Limitation of a Pathname…

CVE-2023-1398 is a critical path traversal vulnerability in XiaoBingBy TeaCMS 2.0, specifically affecting the /admin/upload endpoint. The vulnerability allows remote attackers to manipulate file paths using sequences such as '../filedir', enabling them to access or overwrite files outside the intended upload directory. The exact vulnerable function is not specified, but the flaw is in the handling of file paths during upload operations.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation allows remote attackers to read, write, or overwrite arbitrary files on the server filesystem, potentially leading to full system compromise, data theft, or service disruption. The vulnerability is remotely exploitable and public exploits are available, increasing the risk of widespread exploitation.

Mitigation

If you can’t patch tonight, do this now.

Restrict access to the /admin/upload endpoint to trusted users only. Employ web application firewalls (WAFs) to detect and block path traversal attempts. Monitor server logs for suspicious file access patterns and consider disabling file uploads if not required until a patch is available.

Remediation

Patch, then assume compromise.

Upgrade to a patched version of XiaoBingBy TeaCMS that properly sanitizes and validates file paths in the /admin/upload endpoint. If no official patch is available, apply custom input validation to reject any file paths containing directory traversal sequences such as '../'.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
Teacms ProjectTeacmsapplication

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What this page doesn’t show

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Threat actor evidence

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Associated malware

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Detection signatures

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Vendor-by-vendor mapping

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Social activity

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