Multiple vulnerabilities in Schneider Electric IGSS Data Collector



Published: 2021-10-13 | Updated: 2021-10-14
Risk High
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2021-22802
CVE-2021-22803
CVE-2021-22804
CVE-2021-22805
CWE-ID CWE-119
CWE-434
CWE-22
CWE-306
Exploitation vector Network
Public exploit N/A
Vulnerable software
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IGSS Data Collector
Server applications / Other server solutions

Vendor Schneider Electric

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU57333

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22802

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing TCP traffic. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IGSS Data Collector: 15.0.0.21243

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-21-285-03
http://www.zerodayinitiative.com/advisories/ZDI-21-1152/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Arbitrary file upload

EUVDB-ID: #VU57334

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22803

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload within folders in context of the DC module. A remote attacker can upload a malicious file and execute it on the server.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IGSS Data Collector: 15.0.0.21243

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-21-285-03
http://www.zerodayinitiative.com/advisories/ZDI-21-1151/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Path traversal

EUVDB-ID: #VU57335

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22804

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in network messages. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IGSS Data Collector: 15.0.0.21243

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-21-285-03
http://www.zerodayinitiative.com/advisories/ZDI-21-1150/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Missing Authentication for Critical Function

EUVDB-ID: #VU57336

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22805

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing validation of user supplied data in network messages. A remote attacker can cause disclosure and read access of arbitrary files in the context of the user running IGSS.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IGSS Data Collector: 15.0.0.21243

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-21-285-03
http://www.zerodayinitiative.com/advisories/ZDI-21-1149/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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