Vulnerability Monitor

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CVE-2017-13099

wolfSSL prior to version 3.12.2 provides a weak Bleichenbacher oracle when any TLS cipher suite using RSA key exchange is negotiated. An attacker can recover the private key from a vulnerable wolfSSL application. This vulnerability is referred to as "ROBOT."

Published

2017-12-13T01:29:00.343

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-203
Type: Primary
CWE-203

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wolfssl	wolfssl	< 3.12.2	Yes
Operating System	siemens	scalance_w1750d_firmware	< 8.3.0.1	Yes
Hardware	siemens	scalance_w1750d	-	No
Application	arubanetworks	instant	< 6.5.4.6	Yes

References

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-002.txt Third Party Advisory ([email protected])
http://www.kb.cert.org/vuls/id/144389 Issue Tracking, Mitigation, Third Party Advisory, US Government Resource ([email protected])
http://www.securityfocus.com/bid/102174 Issue Tracking, Mitigation, Third Party Advisory, VDB Entry ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-464260.pdf Third Party Advisory ([email protected])
https://github.com/wolfSSL/wolfssl/pull/1229 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://robotattack.org/ Issue Tracking, Third Party Advisory ([email protected])
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-002.txt Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/144389 Issue Tracking, Mitigation, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/102174 Issue Tracking, Mitigation, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://cert-portal.siemens.com/productcert/pdf/ssa-464260.pdf Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/wolfSSL/wolfssl/pull/1229 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://robotattack.org/ Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)