Circutor SGE-PLC1000/SGE-PLC50 9.0.2 TACACSPLUS read_packet heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Circutor SGE-PLC1000 and SGE-PLC50 9.0.2 and classified as critical. The impacted element is the function read_packet of the component TACACSPLUS. The manipulation results in heap-based overflow. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is cataloged as CVE-2025-11778. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as very critical has been found in Circutor SGE-PLC1000 and SGE-PLC50 9.0.2. Affected is the function read_packet of the component TACACSPLUS. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in Circutor SGE-PLC1000/SGE-PLC50 v0.9.2. This vulnerability allows an attacker to remotely exploit memory corruption through the 'read_packet()' function of the TACACSPLUS implementation.

The weakness was shared by Gabriel Gonzalez and Sergio Ruiz. The advisory is shared for download at incibe.es. This vulnerability is traded as CVE-2025-11778 since 10/15/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/04/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/15/2025 CVE reserved
12/02/2025 +48 days Advisory disclosed
12/02/2025 +0 days VulDB entry created
12/04/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: incibe.es
Researcher: Gabriel Gonzalez, Sergio Ruiz
Status: Not defined

CVE: CVE-2025-11778 (🔒)
GCVE (CVE): GCVE-0-2025-11778
GCVE (VulDB): GCVE-100-334044

Entryinfo

Created: 12/02/2025 14:43
Updated: 12/04/2025 08:59
Changes: 12/02/2025 14:43 (68), 12/04/2025 08:59 (9)
Complete: 🔍
Cache ID: 216::103

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