PT-2024-18682 · Langchain · Langchain

Bayuncao · Published 2024-03-01 · Updated 2024-05-17 · CVE-2024-2057

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions LangChain langchain community version 0.0.26 LangChain version 0.1.9

Description A critical issue has been found, affecting the load local function in the libs/community/langchain community/retrievers/tfidf.py library of the TFIDFRetriever component. This issue leads to server-side request forgery and can be exploited remotely. The exploit has been publicly disclosed.

Recommendations For LangChain langchain community version 0.0.26, upgrade to version 0.0.27 to address this issue. For LangChain version 0.1.9, consider disabling the load local function in the libs/community/langchain community/retrievers/tfidf.py library as a temporary workaround until a patch is available.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2024-2057

PYSEC-2024-278

Affected Products

Langchain

References · 12

• 🔥❌ https://github.com/bayuncao/vul-cve-16/tree/main/PoC.pkl · Exploit, Deleted
• 🔥❌ https://github.com/bayuncao/vul-cve-16 · Exploit, Deleted
• https://github.com/langchain-ai/langchain/pull/18695 · Patch
• https://osv.dev/vulnerability/PYSEC-2024-278 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-2057 · Security Note
• https://osv.dev/vulnerability/CVE-2024-2057 · Vendor Advisory
• https://t.me/cvenotify/79735 · Telegram Post
• https://vuldb.com/?id.255372 · Note
• https://t.me/cvenotify/73440 · Telegram Post
• https://vuldb.com/?ctiid.255372 · Note
• https://t.me/cvenotify/80164 · Telegram Post
• https://t.me/cvenotify/72758 · Telegram Post