Unscored severity · published Sep 17, 2013
CVE-2013-5709
The authentication implementation in the web server on Siemens SCALANCE X-200 switches with firmware before 5.0.0 does not use a sufficient source of entropy for generating values…
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CVSS
3%
EPSS
No
On KEV
Description
The authentication implementation in the web server on Siemens SCALANCE X-200 switches with firmware before 5.0.0 does not use a sufficient source of entropy for generating values of random numbers, which makes it easier for remote attackers to hijack sessions by predicting a value.
Exploitation
Is it being used?
Exploit prediction (EPSS)3.0% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SX
Scalance X-200 · Siemens
All versions, or not specified · source: NVD
SX
Scalance X-200 Series Firmware · Siemens
through 4.4; 4.3 · source: NVD
SX
Scalance X-200rna · Siemens
All versions, or not specified · source: NVD
SX
Scalance X200-4p Irt · Siemens
All versions, or not specified · source: NVD
SX
Scalance X201-3p Irt · Siemens
All versions, or not specified · source: NVD
SX
Scalance X202-2irt · Siemens
All versions, or not specified · source: NVD
SX
Scalance X202-2p Irt · Siemens
All versions, or not specified · source: NVD
SX
Scalance X204irt · Siemens
All versions, or not specified · source: NVD
SX
Scalance Xf-200 · Siemens
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-5709
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-5709
US Government Resource
http://ics-cert.us-cert.gov/advisories/ICSA-13-254-01
Vendor Advisory
http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-850708.pdf
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-850708.pdf
More from Scalance X-200
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CVE-2013-5944
The integrated web server on Siemens SCALANCE X-200 switches with firmware before 4.5.0 and X-200IRT switches with firmware before 5.1.0 does not properly enforce authentication…