CVE-2021-27436
published 2021-03-18CVE-2021-27436: WebAccess/SCADA Versions 9.0 and prior is vulnerable to cross-site scripting, which may allow an attacker to send malicious JavaScript code to an unsuspecting…
PriorityP425medium6.1CVSS 3.1
AVNACLPRNUIRSCCLILAN
EPSS
0.69%
48.1th percentile
WebAccess/SCADA Versions 9.0 and prior is vulnerable to cross-site scripting, which may allow an attacker to send malicious JavaScript code to an unsuspecting user, which could result in hijacking of the user’s cookie/session tokens, redirecting the user to a malicious webpage and performing unintended browser actions.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| advantech | webaccess_scada | <= 9.0 | — |
| advantech_webaccess | scada | — | — |
CVSS provenance
nvdv3.16.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
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GHSA
GHSA-h79w-h983-cvxf: WebAccess/SCADA Versions 9
ghsa_unreviewed·2022-05-24
CVE-2021-27436 [MEDIUM] CWE-79 GHSA-h79w-h983-cvxf: WebAccess/SCADA Versions 9
WebAccess/SCADA Versions 9.0 and prior is vulnerable to cross-site scripting, which may allow an attacker to send malicious JavaScript code to an unsuspecting user, which could result in hijacking of the user’s cookie/session tokens, redirecting the user to a malicious webpage and performing unintended browser actions.
CISA ICS
Advantech WebAccess/SCADA
cisa_ics·2021-03-18·CVSS 6.1
[MEDIUM] Advantech WebAccess/SCADA
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
Advantech WebAccess/SCADA
Last RevisedMarch 18, 2021
Alert CodeICSA-21-075-01
## 1. EXECUTIVE SUMMARY
- CVSS v3 5.4
- ATTENTION: Exploitable remotely/low skill level to exploit
- Vendor: Advantech
- Equipment: WebAccess/SCADA
- Vulnerability: Cross-site Scripting
## 2. RISK EVALUATION
Successful exploitation of this vulnerability could allow an unauthorized user to steal a user’s cookie/session token or redirect an authorized user to a malicious webpage.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The following versions of WebAccess/SCADA, a browser-based SCADA sof
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-03-18
Published