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CVE-2022-32221

When doing HTTP(S) transfers, libcurl might erroneously use the read callback (`CURLOPT_READFUNCTION`) to ask for data to send, even when the `CURLOPT_POSTFIELDS` option has been set, if the same h...

Published: Dec 5, 2022Updated: Feb 13, 2026 Sources: CVE List NVD BDU csafCWE-200
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
4.3%
Top 10.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

Multiple vulnerabilities have been identified in the additional GNU/Linux subsystem of the firmware version >= V3.1.0 and < V3.1.5 for the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP (incl. SIPLUS variant). These GNU/Linux vulnerabilities have been externally identified. Siemens has released new versions for the affected products and recommends to update to the latest versions. Note: This SSA advises vulnerabilities for firmware version V3.1 only; for versions < V3.1 refer to Siemens Security Bulletin SSB-439005 ( https://cert-portal.siemens.com/productcert/html/ssb-439005.html).

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-200CWE-668

Affected Products

UbuntuCanonical Ltd.
On-premOS
Operating Systems / linux-distro
Suse Linux Enterprise ServerNovell Inc.
On-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsNovell Inc.
On-premOS
Operating Systems / linux-distro
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
SUSE Enterprise StorageNovell Inc.
On-prem
Databases / data-warehouse-analytics
canonical ltd.commercialGBOperating Systemsaka canonical
novell inc.commercialUSOperating Systems
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
and 33 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://curl.se/docs/CVE-2022-32221.html&#13;
curl.se
https://github.com/curl/curl/issues/9507&#13;
github.com
https://github.com/curl/curl/commit/a64e3e59938abd7d667e4470a18072a24d7e9de9
github.com
and 37 more references View all →

Timeline

Published
Dec 5, 2022
Last Updated
Feb 13, 2026

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