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CVE-2014-8730

21
FAUCET Score

CVE-2014-8730 describes a padding-oracle vulnerability in the SSL profiles component of various F5 BIG-IP products, including LTM, APM, and ASM, when using TLS 1.x before TLS 1.2. This flaw allows man-in-the-middle attackers to decrypt cleartext data due to improper checking of CBC padding bytes. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and could lead to partial confidentiality impact. While there are no known public exploits or Metasploit modules, the vulnerability has garnered community discussion and media coverage, indicating awareness of the issue. This specific CVE is limited to F5's implementation and is not a flaw in the TLS 1.x protocol itself.

Impacted Technologies

VendorProductVersion(s)CPE
10.0.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.0.0:*:*:*:*:*:*:*
10.0.1CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.0.1:*:*:*:*:*:*:*
10.1.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.1.0:*:*:*:*:*:*:*
10.2.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.2.0:*:*:*:*:*:*:*
10.2.1CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:10.2.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
13.72%
Probability of exploitation in next 30 days
EPSS Percentile
96.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1372 is in the 96th percentile among its peer group of 19,958 CVEs.

Social Chatter

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

Media Mentions

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

Remediation

Vendor Advisories (1)

redhatCVE-2014-8730Moderate

TLS: incorrect check of padding bytes when using CBC cipher suites

Dec 9, 2014

References

marc.info
devcentral.f5.com / articles/cve-2014-8730-padding-issue-8151
Vendor Advisory
secunia.com / advisories/62167
secunia.com / advisories/62224
secunia.com / advisories/62388
h20564.www2.hpe.com / portal/site/hpsc/public/kb/docDisplay
support.f5.com / kb/en-us/solutions/public/15000/800/sol15882.html
Vendor Advisory
support.lenovo.com / product_security/poodle
support.lenovo.com / us/en/product_security/poodle
imperialviolet.org / 2014/12/08/poodleagain.html
www-01.ibm.com / support/docview.wss
www-01.ibm.com / support/docview.wss
www-01.ibm.com / support/docview.wss
openwall.com / lists/oss-security/2014/12/09/27