vciy

CVE-2024-23113

INDEX BUILT · 2026-09-20

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A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy…

CVE-2024-231134 of 4 sources documented this
80

rank 80 = 40 + 25 + 1 + 8 + 6

rank@v1 · act now

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.61725 · CISA KEV listed  ·  without this subject the record ranks 40

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.8, from NVD  ·  without this subject the record ranks 55

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2026-03-05  ·  without this subject the record ranks 79

How much of the world it touches

NVD CPE configurations

11 products in the CPE ranges  ·  without this subject the record ranks 72

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 74

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$3.08Mover the next 30 days, if this record is yours
Movement+$162,000on 2026-02-13, the last material move, 6 months before this reading
Basisassumeda published average, not your estate

$3.08M = $4.99M incident cost x 1 exposure x 0.61725 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.61725EPSSKEV · LISTED
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationin the wild · KEVreceipt
Defenseno fix version held
Movementscoring model changedreceipt
PLATEAU10Minimal movement since 2026-02-22, 194 days at 0.62, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

Palo AltoCisco IOS XRCisco IOS, IOSSamsung Mobile23113

This record is one instance of CWE-134, use of externally-controlled format string. The index holds 408 prior instances of this class, 4 KEV-listed. The nearest of its KEV-listed records are drawn beside this. taxonomy@v1

Full pattern panel

Prior records in this weakness class. Each is its own record, dated and receipted.
Color is a claim, not decoration:the hostile worldthe defenseno signalspoke length is how much of the record matches, not how bad it is

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Harm, if it fires from the vector and the weakness

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Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classCWE-134 Use of Externally-Controlled Format Stringreceipt
Published consequencesCWE-134: Confidentiality: Read Memory; Integrity, Confidentiality, Availability: Modify Memory, Execute Unauthorized Code or Commands[email protected]
Ransomware campaign useUnknown to CISAreceipt

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed inNo fix version in held sources, as the index stood on 4 Sep 2026.
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.
CISA remediation statusoverdue since 2024-10-30receipt
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.receipt
Published to CISA KEV237 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2024-10-09.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 6 public repositories2024-10-11receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2024-10-09receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, the CNA9.8 CRITICALreceipt
CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.61725 · top 0.87% of all CVEsreceipt
Blast breadth4 products across 1 vendorderived
Assigned byfortinetreceipt
Recorded changes66 · last 18 Sep 2026derived

Affected & Fixed Versions as published

Affected productFortinet FortiSwitchManager; Fortinet FortiOS; Fortinet FortiPAM; Fortinet FortiProxyreceipt
Published rangesfortinet fortiproxy >= 7.0.0 <= 7.0.14; fortinet fortiproxy >= 7.2.0 <= 7.2.8; fortinet fortiproxy >= 7.4.0 <= 7.4.2; fortinet fortiswitchmanager >= 7.0.0 <= 7.0.3receipt
Show all 11 published ranges
fortinet fortiproxy >= 7.0.0 <= 7.0.14
fortinet fortiproxy >= 7.2.0 <= 7.2.8
fortinet fortiproxy >= 7.4.0 <= 7.4.2
fortinet fortiswitchmanager >= 7.0.0 <= 7.0.3
fortinet fortiswitchmanager >= 7.2.0 <= 7.2.3
fortinet fortios >= 7.0.0 <= 7.0.13
fortinet fortios >= 7.2.0 <= 7.2.6
fortinet fortios >= 7.4.0 <= 7.4.2
fortinet fortipam >= 1.0.0 <= 1.0.3
fortinet fortipam >= 1.1.0 <= 1.1.2
fortinet fortipam 1.2.0

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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Attack path

Unauthenticated network requestno credentials, no interactionCISA KEV listingadded 10-09 · due 10-30Fortinet FortiOSCWE-134 weaknessFull compromise (C/I/A)C:H / I:H / A:Hmandates remediationexploits CWE-134data compromise

What it is stated by the CNA

A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, FortiPAM versions 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiSwitchManager versions 7.2.0 through 7.2.3, 7.0.0 through 7.0.3 allows attacker to execute unauthorized code or commands via specially crafted packets. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
weakness
CWE-134
affected versions
fortinet fortiproxy >= 7.0.0 <= 7.0.14; fortinet fortiproxy >= 7.2.0 <= 7.2.8; fortinet fortiproxy >= 7.4.0 <= 7.4.2; and 8 more, listed in full below
also scored by
[email protected] 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

check it yourself fortiguard.com receipt

Dated events

2024-10-09Added to CISA KEV2024-10-30CISA remediation due2025-03-17EPSS moved 0.03 to 0.422026-06-15EPSS moved 0.54 to 0.62

Movement the material steps

16 Feb 20240.00043
17 Mar 20250.41659 · crossed 0.10 · scoring model v2025.03.14
20 Mar 20250.53359 · crossed 0.50
23 Mar 20250.45025 · crossed 0.50
28 Mar 20250.53359 · crossed 0.50
29 Mar 20250.45025 · crossed 0.50
30 Mar 20250.53359 · crossed 0.50
15 Apr 20250.45024 · crossed 0.50
29 Oct 20250.50082 · crossed 0.50
3 Nov 20250.49497 · crossed 0.50
18 Nov 20250.56759 · crossed 0.50
21 Nov 20250.49497 · crossed 0.50
22 Nov 20250.51233 · crossed 0.50
10 Feb 20260.47983 · crossed 0.50
13 Feb 20260.51233 · crossed 0.50
15 Jun 20260.61725 · scoring model v2026.06.15
Show all 52 observations
16 Feb 20240.00043
23 Feb 20240.00091
10 Oct 20240.00802
17 Oct 20240.01842
17 Dec 20240.02108
15 Jan 20250.02071
27 Jan 20250.02489
21 Feb 20250.03347
17 Mar 20250.41659
20 Mar 20250.53359
23 Mar 20250.45025
24 Mar 20250.41659
27 Mar 20250.45025
28 Mar 20250.53359
29 Mar 20250.45025
30 Mar 20250.53359
15 Apr 20250.45024
15 May 20250.45616
23 May 20250.45024
15 Jun 20250.45616
23 Jun 20250.45024
16 Jul 20250.45616
24 Jul 20250.45024
16 Aug 20250.45616
20 Aug 20250.45024
21 Oct 20250.45616
22 Oct 20250.48675
25 Oct 20250.46817
29 Oct 20250.50082
3 Nov 20250.49497
11 Nov 20250.46226
13 Nov 20250.49497
18 Nov 20250.56759
21 Nov 20250.49497
22 Nov 20250.51233
25 Nov 20250.51813
8 Dec 20250.51233
25 Dec 20250.51813
7 Jan 20260.51233
10 Feb 20260.47983
13 Feb 20260.51233
22 Feb 20260.51813
5 Mar 20260.58025
7 Mar 20260.57478
21 Mar 20260.58025
6 Apr 20260.57478
21 Apr 20260.58025
27 Apr 20260.57478
28 Apr 20260.5438
22 May 20260.54946
26 May 20260.5438
15 Jun 20260.61725

52 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.61725Published2024-02-15CISA KEV2024-10-09Public PoC2024-10-11Index as of2026-09-04

Listed by CISA 237 days after it published and the record had been public for 2 years, 6 months when this index was last written.

No material movement in 81 days as of the last ingest this index recorded.

Published 2024-02-15 receipt · CISA KEV 2024-10-09 receipt · Public PoC 2024-10-11 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-134, use of externally-controlled format string. The index holds 408 prior instances of this class, 4 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2019-1579 · Palo Alto Networks GlobalProtect…matches 7 of 9KEV listed · 2019receipt
CVE-2020-3118 · Cisco IOS XR Softwarematches 7 of 9KEV listed · 2020receipt
CVE-2018-0175 · Cisco IOS, IOS XE, and IOS XRmatches 6 of 9KEV listed · 2018receipt
CVE-2021-25489 · Samsung Mobile Devicesmatches 3 of 9KEV listed · 2021receipt

"Matches n of m" counts the attributes the two records can both be compared on: the CVSS metrics they share a version of, any weakness class beyond this one, and the vendor. fit-rules@v1

408 records in this class held. The six above are drawn from the ones CISA has listed as exploited, ranked by how much of the record matches this one. That is why every one of them is KEV-listed: the pool is, so the colour on those spokes says nothing the pool has not already said.

No curated product neighbourhood is held for this product, so the records above are the nearest this index can name. The neighbourhood table covers a small set of products and is extended by hand.

Siblings and hubs

Records related to this one

Its defect family

fortinet fortiswitchmanager

Grouped by shared product and weakness, not by shared vulnerability. Each record's own state is on its own page.

Family membership: held values

Nothing we hold separates this record from the others in its defect family. This page is kept and dated, and the defect family's own page is the one we offer for indexing: the whole group.

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What usually comes next

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