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CVE-2023-29175

An improper certificate validation vulnerability [CWE-295] in FortiOS 6.2 all versions, 6.4 all versions, 7.0.0 through 7.0.10, 7.2.0 and…

Medium4.4EPSS 0.19%
Published
Updated
Reserved
Assigned by
fortinet

Description

An improper certificate validation vulnerability [CWE-295] in FortiOS 6.2 all versions, 6.4 all versions, 7.0.0 through 7.0.10, 7.2.0 and FortiProxy 1.2 all versions, 2.0 all versions, 7.0.0 through 7.0.9, 7.2.0 through 7.2.3 may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the vulnerable device and the remote FortiGuard's map server.

Timeline

  1. ID reserved

    By fortinet

  2. · 2 months later

    Published

  3. · 3 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-29175, by who scored it
Scored byCVSSScoreVector
fortinetCNA (assigner)3.1Medium4.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:X/RC:R
NVDNVD · Modified3.1Medium4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS (exploitation in 30 days)
0.19% · top 91% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.4.

Weakness

Affected products

  • Fortinet · FortiOS

    • affected 7.2.0
    • affected 7.0.0 – ≤ 7.0.10
    • affected 6.4.0 – ≤ 6.4.16
    • affected 6.2.0 – ≤ 6.2.17
    • affected 6.0.0 – ≤ 6.0.18

  • Fortinet · FortiProxy

    • affected 7.2.0 – ≤ 7.2.3
    • affected 7.0.0 – ≤ 7.0.9
    • affected 2.0.0 – ≤ 2.0.14

What to do

Solution: Please upgrade to FortiOS version 7.2.1 or above Please upgrade to FortiOS version 7.0.11 or above Please upgrade to FortiProxy version 7.2.4 or above Please upgrade to FortiProxy version 7.0.10 or above

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .