Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-2850

24
FAUCET Score

CVE-2016-2850 describes a vulnerability in Botan 1.11.x before 1.11.29 where the TLS policy for signature algorithms and ECC curves is not properly enforced, enabling remote attackers to perform downgrade attacks. With a CVSS v3 score of 7.5 (HIGH), this vulnerability is network-exploitable with low attack complexity, potentially leading to high integrity impacts without requiring user interaction. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
24CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
1.11.0CPE matchmatch criteria
cpe:2.3:a:botan_project:botan:1.11.0:*:*:*:*:*:*:*
1.11.1CPE matchmatch criteria
cpe:2.3:a:botan_project:botan:1.11.1:*:*:*:*:*:*:*
1.11.2CPE matchmatch criteria
cpe:2.3:a:botan_project:botan:1.11.2:*:*:*:*:*:*:*
1.11.3CPE matchmatch criteria
cpe:2.3:a:botan_project:botan:1.11.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.12%
Probability of exploitation in next 30 days
EPSS Percentile
79.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0212 is in the 64th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

botan.randombit.net / security.html
Vendor Advisory
lists.fedoraproject.org / pipermail/package-announce/2016-May/183669.html
marc.info
Vendor Advisory
security.gentoo.org / glsa/201701-23