// For flags

CVE-2022-26125

frrouting: overflow bugs in unpack_tlv_router_cap

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

Buffer overflow vulnerabilities exist in FRRouting through 8.1.0 due to wrong checks on the input packet length in isisd/isis_tlvs.c.

Se presentan vulnerabilidades de desbordamiento del búfer en FRRouting versiones hasta 8.1.0, debido a comprobaciones erróneas de la longitud del paquete de entrada en el archivo isisd/isis_tlvs.c

frrouting is vulnerable to a flaw that can cause buffer overflow through due to incorrect checks on the input packet length when processing type-length-value packets. There is high impact to availability due to the fact that the process up-time can be made unreliable.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
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
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2022-02-25 CVE Reserved
  • 2022-03-03 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2024-11-16 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-1284: Improper Validation of Specified Quantity in Input
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"
 <= 8.1
Search vendor "Frrouting" for product "Frrouting" and version " <= 8.1"
-
Affected