// For flags

CVE-2023-38406

ffr: Flowspec overflow in bgpd/bgp_flowspec.c

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."

bgpd/bgp_flowspec.c en FRRouting (FRR) anterior a 8.4.3 maneja mal una longitud nlri de cero, también conocido como "flowspec overflow".

A flaw was found in bgpd/bgp_flowspec.c in the FFrouting BGP protocol code. An overflow may occur while processing zero length NLRI messages.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-07-17 CVE Reserved
  • 2023-11-06 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-755: Improper Handling of Exceptional Conditions
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Frrouting
Search vendor "Frrouting"
 Frrouting
Search vendor "Frrouting" for product "Frrouting"
 < 8.4.3
Search vendor "Frrouting" for product "Frrouting" and version " < 8.4.3"
-
Affected