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CVE-2017-6168

45
FAUCET Score

CVE-2017-6168 is a critical vulnerability affecting F5 BIG-IP products (versions 11.6.0-11.6.2, 12.0.0-12.1.2 HF1, and 13.0.0-13.0.0 HF2) when configured with a Client SSL profile. This vulnerability, known as an Adaptive Chosen Ciphertext attack (ROBOT attack), allows for plaintext recovery of encrypted messages or a Man-in-the-Middle (MiTM) attack against RSA. It carries a high CVSS score of 7.4, indicating a network-based attack with high impact on confidentiality and integrity, despite high attack complexity. While not listed in CISA's KEV catalog, a Metasploit module exists for scanning this vulnerability, and it has garnered significant community discussion and media coverage, suggesting awareness and potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
>= 11.6.0, <= 11.6.2CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_ltm:*:*:*:*:*:*:*:*
>= 12.0.0, <= 12.1.2CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_ltm:*:*:*:*:*:*:*:*
13.0.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_ltm:13.0.0:*:*:*:*:*:*:*
>= 11.6.0, <= 11.6.2CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
>= 12.0.0, <= 12.1.2CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.4HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
19.55%
Probability of exploitation in next 30 days
EPSS Percentile
97.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Metasploit: Scanner for Bleichenbacher Oracle in RSA PKCS #1 v1.5 · Jun 17, 2009
This CVE's current EPSS score of 0.1955 is in the 85th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

robotattack.org
Technical DescriptionThird Party Advisory
support.f5.com / csp/article/K21905460
Issue TrackingMitigationVendor Advisory
kb.cert.org / vuls/id/144389
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/101901
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039839
Third Party AdvisoryVDB Entry