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🛡️ CVE-2022-46397 — vector-packet-processor

🟠 CVSS 7.5 — High ✅ No Known Exploit CWE-329 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

FP.io VPP (Vector Packet Processor) 22.10, 22.06, 22.02, 21.10, 21.06, 21.01, 20.09, 20.05, 20.01, 19.08, and 19.04 Generates a Predictable IV with CBC Mode.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: None.
  • Availability impact: None.

Weakness class

CVE-2022-46397 is classified as CWE-329: Generation of Predictable IV with CBC Mode. The product generates and uses a predictable initialization Vector (IV) with Cipher Block Chaining (CBC) Mode, which causes algorithms to be susceptible to dictionary attacks when they are encrypted under the same key.

Affected software

CVE-2022-46397 is recorded against 1 package.

  • vector-packet-processor

Timeline and source

Published on 28 March 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

lists.fd.io
s3-docs.fd.io
lists.fd.io
s3-docs.fd.io

Same weakness in other software

These advisories are the same class of weakness (CWE-329: Generation of Predictable IV with CBC Mode) in other software:

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-329
Public Exploit ✅ No
Source NVD
Published 2023-03-28
Updated 2026-08-20
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
vector-packet-processor — —

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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